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Finding the Fourth Proportional to 7,156.04, 9,864.96 and 5,025.08

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Solution

The fourth proportional to 7,156.04, 9,864.96 and 5,025.08 is: 6,927.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156.04 : 9,864.96 = 5,025.08 : x
  2. Step 2: Convert to fraction form
    7,156.04/9,864.96 = 5,025.08/x
  3. Step 3: Cross multiply
    7,156.04x = 9,864.96 × 5,025.08
  4. Step 4: Simplify right side
    7,156.04x = 49,572,163.87
  5. Step 5: Solve for x
    x = 49,572,163.87/7,156.04
  6. Step 6: Final answer
    x = 6,927.32

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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.