Home / 9,540.41-14,318.85-6,620.76

Finding the Fourth Proportional to 9,540.41, 14,318.85 and 6,620.76

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Solution

The fourth proportional to 9,540.41, 14,318.85 and 6,620.76 is: 9,936.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,540.41 : 14,318.85 = 6,620.76 : x
  2. Step 2: Convert to fraction form
    9,540.41/14,318.85 = 6,620.76/x
  3. Step 3: Cross multiply
    9,540.41x = 14,318.85 × 6,620.76
  4. Step 4: Simplify right side
    9,540.41x = 94,801,710.61
  5. Step 5: Solve for x
    x = 94,801,710.61/9,540.41
  6. Step 6: Final answer
    x = 9,936.86

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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.