Home / 3,350.76-4,624.08-1,858.80

Finding the Fourth Proportional to 3,350.76, 4,624.08 and 1,858.80

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Solution

The fourth proportional to 3,350.76, 4,624.08 and 1,858.80 is: 2,565.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.76 : 4,624.08 = 1,858.80 : x
  2. Step 2: Convert to fraction form
    3,350.76/4,624.08 = 1,858.80/x
  3. Step 3: Cross multiply
    3,350.76x = 4,624.08 × 1,858.80
  4. Step 4: Simplify right side
    3,350.76x = 8,595,239.90
  5. Step 5: Solve for x
    x = 8,595,239.90/3,350.76
  6. Step 6: Final answer
    x = 2,565.16

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Half scale
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Double scale
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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.