Home / 3,114.76-4,295.82-2,274.52

Finding the Fourth Proportional to 3,114.76, 4,295.82 and 2,274.52

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Solution

The fourth proportional to 3,114.76, 4,295.82 and 2,274.52 is: 3,136.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.76 : 4,295.82 = 2,274.52 : x
  2. Step 2: Convert to fraction form
    3,114.76/4,295.82 = 2,274.52/x
  3. Step 3: Cross multiply
    3,114.76x = 4,295.82 × 2,274.52
  4. Step 4: Simplify right side
    3,114.76x = 9,770,928.51
  5. Step 5: Solve for x
    x = 9,770,928.51/3,114.76
  6. Step 6: Final answer
    x = 3,136.98

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Half scale
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Double scale
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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.