Home / 9,105.32-13,645.14-7,248.18

Finding the Fourth Proportional to 9,105.32, 13,645.14 and 7,248.18

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Solution

The fourth proportional to 9,105.32, 13,645.14 and 7,248.18 is: 10,862.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,105.32 : 13,645.14 = 7,248.18 : x
  2. Step 2: Convert to fraction form
    9,105.32/13,645.14 = 7,248.18/x
  3. Step 3: Cross multiply
    9,105.32x = 13,645.14 × 7,248.18
  4. Step 4: Simplify right side
    9,105.32x = 98,902,430.85
  5. Step 5: Solve for x
    x = 98,902,430.85/9,105.32
  6. Step 6: Final answer
    x = 10,862.05

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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.