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Finding the Fourth Proportional to 9,614.88, 14,391.54 and 6,973.20

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Solution

The fourth proportional to 9,614.88, 14,391.54 and 6,973.20 is: 10,437.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,614.88 : 14,391.54 = 6,973.20 : x
  2. Step 2: Convert to fraction form
    9,614.88/14,391.54 = 6,973.20/x
  3. Step 3: Cross multiply
    9,614.88x = 14,391.54 × 6,973.20
  4. Step 4: Simplify right side
    9,614.88x = 100,355,086.73
  5. Step 5: Solve for x
    x = 100,355,086.73/9,614.88
  6. Step 6: Final answer
    x = 10,437.48

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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.