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Finding the Fourth Proportional to 9,257.10, 13,918.05 and 9,062.70

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Solution

The fourth proportional to 9,257.10, 13,918.05 and 9,062.70 is: 13,625.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,257.10 : 13,918.05 = 9,062.70 : x
  2. Step 2: Convert to fraction form
    9,257.10/13,918.05 = 9,062.70/x
  3. Step 3: Cross multiply
    9,257.10x = 13,918.05 × 9,062.70
  4. Step 4: Simplify right side
    9,257.10x = 126,135,111.74
  5. Step 5: Solve for x
    x = 126,135,111.74/9,257.10
  6. Step 6: Final answer
    x = 13,625.77

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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.