Home / 6,711.06-9,261.12-3,726.84

Finding the Fourth Proportional to 6,711.06, 9,261.12 and 3,726.84

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Solution

The fourth proportional to 6,711.06, 9,261.12 and 3,726.84 is: 5,142.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,711.06 : 9,261.12 = 3,726.84 : x
  2. Step 2: Convert to fraction form
    6,711.06/9,261.12 = 3,726.84/x
  3. Step 3: Cross multiply
    6,711.06x = 9,261.12 × 3,726.84
  4. Step 4: Simplify right side
    6,711.06x = 34,514,712.46
  5. Step 5: Solve for x
    x = 34,514,712.46/6,711.06
  6. Step 6: Final answer
    x = 5,142.96

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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.