Home / 10,283.30-14,191.22-6,306.61

Finding the Fourth Proportional to 10,283.30, 14,191.22 and 6,306.61

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Solution

The fourth proportional to 10,283.30, 14,191.22 and 6,306.61 is: 8,703.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.30 : 14,191.22 = 6,306.61 : x
  2. Step 2: Convert to fraction form
    10,283.30/14,191.22 = 6,306.61/x
  3. Step 3: Cross multiply
    10,283.30x = 14,191.22 × 6,306.61
  4. Step 4: Simplify right side
    10,283.30x = 89,498,422.95
  5. Step 5: Solve for x
    x = 89,498,422.95/10,283.30
  6. Step 6: Final answer
    x = 8,703.28

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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.