Home / 7,048.17-9,726.35-3,904.29

Finding the Fourth Proportional to 7,048.17, 9,726.35 and 3,904.29

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Solution

The fourth proportional to 7,048.17, 9,726.35 and 3,904.29 is: 5,387.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,048.17 : 9,726.35 = 3,904.29 : x
  2. Step 2: Convert to fraction form
    7,048.17/9,726.35 = 3,904.29/x
  3. Step 3: Cross multiply
    7,048.17x = 9,726.35 × 3,904.29
  4. Step 4: Simplify right side
    7,048.17x = 37,974,471.52
  5. Step 5: Solve for x
    x = 37,974,471.52/7,048.17
  6. Step 6: Final answer
    x = 5,387.85

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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.