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Finding the Fourth Proportional to 6,944.88, 10,328.12 and 6,726.16

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Solution

The fourth proportional to 6,944.88, 10,328.12 and 6,726.16 is: 10,002.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,944.88 : 10,328.12 = 6,726.16 : x
  2. Step 2: Convert to fraction form
    6,944.88/10,328.12 = 6,726.16/x
  3. Step 3: Cross multiply
    6,944.88x = 10,328.12 × 6,726.16
  4. Step 4: Simplify right side
    6,944.88x = 69,468,587.62
  5. Step 5: Solve for x
    x = 69,468,587.62/6,944.88
  6. Step 6: Final answer
    x = 10,002.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.