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Finding the Fourth Proportional to 9,606.60, 14,404.80 and 3,031.08

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Solution

The fourth proportional to 9,606.60, 14,404.80 and 3,031.08 is: 4,545.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,606.60 : 14,404.80 = 3,031.08 : x
  2. Step 2: Convert to fraction form
    9,606.60/14,404.80 = 3,031.08/x
  3. Step 3: Cross multiply
    9,606.60x = 14,404.80 × 3,031.08
  4. Step 4: Simplify right side
    9,606.60x = 43,662,101.18
  5. Step 5: Solve for x
    x = 43,662,101.18/9,606.60
  6. Step 6: Final answer
    x = 4,545.01

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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.