Home / 5,030.26-7,545.39-1,332.78

Finding the Fourth Proportional to 5,030.26, 7,545.39 and 1,332.78

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Solution

The fourth proportional to 5,030.26, 7,545.39 and 1,332.78 is: 1,999.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.26 : 7,545.39 = 1,332.78 : x
  2. Step 2: Convert to fraction form
    5,030.26/7,545.39 = 1,332.78/x
  3. Step 3: Cross multiply
    5,030.26x = 7,545.39 × 1,332.78
  4. Step 4: Simplify right side
    5,030.26x = 10,056,344.88
  5. Step 5: Solve for x
    x = 10,056,344.88/5,030.26
  6. Step 6: Final answer
    x = 1,999.17

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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.