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Finding the Fourth Proportional to 6,591.36, 9,096.28 and 3,607.28

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Solution

The fourth proportional to 6,591.36, 9,096.28 and 3,607.28 is: 4,978.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,591.36 : 9,096.28 = 3,607.28 : x
  2. Step 2: Convert to fraction form
    6,591.36/9,096.28 = 3,607.28/x
  3. Step 3: Cross multiply
    6,591.36x = 9,096.28 × 3,607.28
  4. Step 4: Simplify right side
    6,591.36x = 32,812,828.92
  5. Step 5: Solve for x
    x = 32,812,828.92/6,591.36
  6. Step 6: Final answer
    x = 4,978.16

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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.