Home / 3,572.71-4,930.74-2,377.62

Finding the Fourth Proportional to 3,572.71, 4,930.74 and 2,377.62

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Solution

The fourth proportional to 3,572.71, 4,930.74 and 2,377.62 is: 3,281.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.71 : 4,930.74 = 2,377.62 : x
  2. Step 2: Convert to fraction form
    3,572.71/4,930.74 = 2,377.62/x
  3. Step 3: Cross multiply
    3,572.71x = 4,930.74 × 2,377.62
  4. Step 4: Simplify right side
    3,572.71x = 11,723,426.04
  5. Step 5: Solve for x
    x = 11,723,426.04/3,572.71
  6. Step 6: Final answer
    x = 3,281.38

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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.