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Finding the Fourth Proportional to 9,808.52, 13,536.03 and 5,332.58

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Solution

The fourth proportional to 9,808.52, 13,536.03 and 5,332.58 is: 7,359.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,808.52 : 13,536.03 = 5,332.58 : x
  2. Step 2: Convert to fraction form
    9,808.52/13,536.03 = 5,332.58/x
  3. Step 3: Cross multiply
    9,808.52x = 13,536.03 × 5,332.58
  4. Step 4: Simplify right side
    9,808.52x = 72,181,951.32
  5. Step 5: Solve for x
    x = 72,181,951.32/9,808.52
  6. Step 6: Final answer
    x = 7,359.11

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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.