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Finding the Fourth Proportional to 6,884.82, 9,373.95 and 6,862.95

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Solution

The fourth proportional to 6,884.82, 9,373.95 and 6,862.95 is: 9,344.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,884.82 : 9,373.95 = 6,862.95 : x
  2. Step 2: Convert to fraction form
    6,884.82/9,373.95 = 6,862.95/x
  3. Step 3: Cross multiply
    6,884.82x = 9,373.95 × 6,862.95
  4. Step 4: Simplify right side
    6,884.82x = 64,332,950.15
  5. Step 5: Solve for x
    x = 64,332,950.15/6,884.82
  6. Step 6: Final answer
    x = 9,344.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.