Home / 4,931.70-7,397.55-3,182.10

Finding the Fourth Proportional to 4,931.70, 7,397.55 and 3,182.10

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Solution

The fourth proportional to 4,931.70, 7,397.55 and 3,182.10 is: 4,773.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.70 : 7,397.55 = 3,182.10 : x
  2. Step 2: Convert to fraction form
    4,931.70/7,397.55 = 3,182.10/x
  3. Step 3: Cross multiply
    4,931.70x = 7,397.55 × 3,182.10
  4. Step 4: Simplify right side
    4,931.70x = 23,539,743.86
  5. Step 5: Solve for x
    x = 23,539,743.86/4,931.70
  6. Step 6: Final answer
    x = 4,773.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.