Home / 7,688.18-10,614.92-5,892.48

Finding the Fourth Proportional to 7,688.18, 10,614.92 and 5,892.48

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Solution

The fourth proportional to 7,688.18, 10,614.92 and 5,892.48 is: 8,135.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.18 : 10,614.92 = 5,892.48 : x
  2. Step 2: Convert to fraction form
    7,688.18/10,614.92 = 5,892.48/x
  3. Step 3: Cross multiply
    7,688.18x = 10,614.92 × 5,892.48
  4. Step 4: Simplify right side
    7,688.18x = 62,548,174.34
  5. Step 5: Solve for x
    x = 62,548,174.34/7,688.18
  6. Step 6: Final answer
    x = 8,135.63

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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.