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Finding the Fourth Proportional to 9,451.10, 13,060.50 and 7,089.14

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Solution

The fourth proportional to 9,451.10, 13,060.50 and 7,089.14 is: 9,796.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,451.10 : 13,060.50 = 7,089.14 : x
  2. Step 2: Convert to fraction form
    9,451.10/13,060.50 = 7,089.14/x
  3. Step 3: Cross multiply
    9,451.10x = 13,060.50 × 7,089.14
  4. Step 4: Simplify right side
    9,451.10x = 92,587,712.97
  5. Step 5: Solve for x
    x = 92,587,712.97/9,451.10
  6. Step 6: Final answer
    x = 9,796.50

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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.