Home / 7,642.14-10,545.77-4,498.13

Finding the Fourth Proportional to 7,642.14, 10,545.77 and 4,498.13

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Solution

The fourth proportional to 7,642.14, 10,545.77 and 4,498.13 is: 6,207.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642.14 : 10,545.77 = 4,498.13 : x
  2. Step 2: Convert to fraction form
    7,642.14/10,545.77 = 4,498.13/x
  3. Step 3: Cross multiply
    7,642.14x = 10,545.77 × 4,498.13
  4. Step 4: Simplify right side
    7,642.14x = 47,436,202.93
  5. Step 5: Solve for x
    x = 47,436,202.93/7,642.14
  6. Step 6: Final answer
    x = 6,207.19

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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.