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Finding the Fourth Proportional to 6,527.28, 8,999.16 and 4,165.32

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Solution

The fourth proportional to 6,527.28, 8,999.16 and 4,165.32 is: 5,742.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,527.28 : 8,999.16 = 4,165.32 : x
  2. Step 2: Convert to fraction form
    6,527.28/8,999.16 = 4,165.32/x
  3. Step 3: Cross multiply
    6,527.28x = 8,999.16 × 4,165.32
  4. Step 4: Simplify right side
    6,527.28x = 37,484,381.13
  5. Step 5: Solve for x
    x = 37,484,381.13/6,527.28
  6. Step 6: Final answer
    x = 5,742.73

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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.