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Finding the Fourth Proportional to 9,448.98, 13,044.36 and 7,319.76

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Solution

The fourth proportional to 9,448.98, 13,044.36 and 7,319.76 is: 10,104.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,448.98 : 13,044.36 = 7,319.76 : x
  2. Step 2: Convert to fraction form
    9,448.98/13,044.36 = 7,319.76/x
  3. Step 3: Cross multiply
    9,448.98x = 13,044.36 × 7,319.76
  4. Step 4: Simplify right side
    9,448.98x = 95,481,584.55
  5. Step 5: Solve for x
    x = 95,481,584.55/9,448.98
  6. Step 6: Final answer
    x = 10,104.96

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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.