Home / 5,632.92-7,775.61-5,042.43

Finding the Fourth Proportional to 5,632.92, 7,775.61 and 5,042.43

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Solution

The fourth proportional to 5,632.92, 7,775.61 and 5,042.43 is: 6,960.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.92 : 7,775.61 = 5,042.43 : x
  2. Step 2: Convert to fraction form
    5,632.92/7,775.61 = 5,042.43/x
  3. Step 3: Cross multiply
    5,632.92x = 7,775.61 × 5,042.43
  4. Step 4: Simplify right side
    5,632.92x = 39,207,969.13
  5. Step 5: Solve for x
    x = 39,207,969.13/5,632.92
  6. Step 6: Final answer
    x = 6,960.51

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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.