Home / 9,218.70-13,832.61-6,291.17

Finding the Fourth Proportional to 9,218.70, 13,832.61 and 6,291.17

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Solution

The fourth proportional to 9,218.70, 13,832.61 and 6,291.17 is: 9,439.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218.70 : 13,832.61 = 6,291.17 : x
  2. Step 2: Convert to fraction form
    9,218.70/13,832.61 = 6,291.17/x
  3. Step 3: Cross multiply
    9,218.70x = 13,832.61 × 6,291.17
  4. Step 4: Simplify right side
    9,218.70x = 87,023,231.89
  5. Step 5: Solve for x
    x = 87,023,231.89/9,218.70
  6. Step 6: Final answer
    x = 9,439.86

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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.