Home / 1,799.36-2,480.46-1,135.70

Finding the Fourth Proportional to 1,799.36, 2,480.46 and 1,135.70

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Solution

The fourth proportional to 1,799.36, 2,480.46 and 1,135.70 is: 1,565.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799.36 : 2,480.46 = 1,135.70 : x
  2. Step 2: Convert to fraction form
    1,799.36/2,480.46 = 1,135.70/x
  3. Step 3: Cross multiply
    1,799.36x = 2,480.46 × 1,135.70
  4. Step 4: Simplify right side
    1,799.36x = 2,817,058.42
  5. Step 5: Solve for x
    x = 2,817,058.42/1,799.36
  6. Step 6: Final answer
    x = 1,565.59

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,800.36, 2,481.84 and 1,136.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.