Home / 7,480.80-10,323.36-4,294.71

Finding the Fourth Proportional to 7,480.80, 10,323.36 and 4,294.71

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Solution

The fourth proportional to 7,480.80, 10,323.36 and 4,294.71 is: 5,926.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,480.80 : 10,323.36 = 4,294.71 : x
  2. Step 2: Convert to fraction form
    7,480.80/10,323.36 = 4,294.71/x
  3. Step 3: Cross multiply
    7,480.80x = 10,323.36 × 4,294.71
  4. Step 4: Simplify right side
    7,480.80x = 44,335,837.43
  5. Step 5: Solve for x
    x = 44,335,837.43/7,480.80
  6. Step 6: Final answer
    x = 5,926.62

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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.