Home / 7,101.43-10,652.08-3,151.73

Finding the Fourth Proportional to 7,101.43, 10,652.08 and 3,151.73

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Solution

The fourth proportional to 7,101.43, 10,652.08 and 3,151.73 is: 4,727.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101.43 : 10,652.08 = 3,151.73 : x
  2. Step 2: Convert to fraction form
    7,101.43/10,652.08 = 3,151.73/x
  3. Step 3: Cross multiply
    7,101.43x = 10,652.08 × 3,151.73
  4. Step 4: Simplify right side
    7,101.43x = 33,572,480.10
  5. Step 5: Solve for x
    x = 33,572,480.10/7,101.43
  6. Step 6: Final answer
    x = 4,727.57

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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.