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Finding the Fourth Proportional to 9,553.72, 14,336.16 and 4,006.64

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Solution

The fourth proportional to 9,553.72, 14,336.16 and 4,006.64 is: 6,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,553.72 : 14,336.16 = 4,006.64 : x
  2. Step 2: Convert to fraction form
    9,553.72/14,336.16 = 4,006.64/x
  3. Step 3: Cross multiply
    9,553.72x = 14,336.16 × 4,006.64
  4. Step 4: Simplify right side
    9,553.72x = 57,439,832.10
  5. Step 5: Solve for x
    x = 57,439,832.10/9,553.72
  6. Step 6: Final answer
    x = 6,012.30

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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.