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Finding the Fourth Proportional to 9,036.16, 13,562.34 and 7,564.60

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Solution

The fourth proportional to 9,036.16, 13,562.34 and 7,564.60 is: 11,353.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,036.16 : 13,562.34 = 7,564.60 : x
  2. Step 2: Convert to fraction form
    9,036.16/13,562.34 = 7,564.60/x
  3. Step 3: Cross multiply
    9,036.16x = 13,562.34 × 7,564.60
  4. Step 4: Simplify right side
    9,036.16x = 102,593,677.16
  5. Step 5: Solve for x
    x = 102,593,677.16/9,036.16
  6. Step 6: Final answer
    x = 11,353.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.