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Finding the Fourth Proportional to 6,331.86, 9,496.98 and 1,948.95

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Solution

The fourth proportional to 6,331.86, 9,496.98 and 1,948.95 is: 2,923.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.86 : 9,496.98 = 1,948.95 : x
  2. Step 2: Convert to fraction form
    6,331.86/9,496.98 = 1,948.95/x
  3. Step 3: Cross multiply
    6,331.86x = 9,496.98 × 1,948.95
  4. Step 4: Simplify right side
    6,331.86x = 18,509,139.17
  5. Step 5: Solve for x
    x = 18,509,139.17/6,331.86
  6. Step 6: Final answer
    x = 2,923.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.