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Finding the Fourth Proportional to 9,352.10, 14,032.20 and 4,419.20

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Solution

The fourth proportional to 9,352.10, 14,032.20 and 4,419.20 is: 6,630.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,352.10 : 14,032.20 = 4,419.20 : x
  2. Step 2: Convert to fraction form
    9,352.10/14,032.20 = 4,419.20/x
  3. Step 3: Cross multiply
    9,352.10x = 14,032.20 × 4,419.20
  4. Step 4: Simplify right side
    9,352.10x = 62,011,098.24
  5. Step 5: Solve for x
    x = 62,011,098.24/9,352.10
  6. Step 6: Final answer
    x = 6,630.71

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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.