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Finding the Fourth Proportional to 11,369.52, 15,695.16 and 6,652.08

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Solution

The fourth proportional to 11,369.52, 15,695.16 and 6,652.08 is: 9,182.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,369.52 : 15,695.16 = 6,652.08 : x
  2. Step 2: Convert to fraction form
    11,369.52/15,695.16 = 6,652.08/x
  3. Step 3: Cross multiply
    11,369.52x = 15,695.16 × 6,652.08
  4. Step 4: Simplify right side
    11,369.52x = 104,405,459.93
  5. Step 5: Solve for x
    x = 104,405,459.93/11,369.52
  6. Step 6: Final answer
    x = 9,182.93

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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.