Home / 5,892.60-8,776.47-5,688.12

Finding the Fourth Proportional to 5,892.60, 8,776.47 and 5,688.12

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Solution

The fourth proportional to 5,892.60, 8,776.47 and 5,688.12 is: 8,471.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892.60 : 8,776.47 = 5,688.12 : x
  2. Step 2: Convert to fraction form
    5,892.60/8,776.47 = 5,688.12/x
  3. Step 3: Cross multiply
    5,892.60x = 8,776.47 × 5,688.12
  4. Step 4: Simplify right side
    5,892.60x = 49,921,614.54
  5. Step 5: Solve for x
    x = 49,921,614.54/5,892.60
  6. Step 6: Final answer
    x = 8,471.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.