Home / 8,234.10-11,372.86-6,561.18

Finding the Fourth Proportional to 8,234.10, 11,372.86 and 6,561.18

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Solution

The fourth proportional to 8,234.10, 11,372.86 and 6,561.18 is: 9,062.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.10 : 11,372.86 = 6,561.18 : x
  2. Step 2: Convert to fraction form
    8,234.10/11,372.86 = 6,561.18/x
  3. Step 3: Cross multiply
    8,234.10x = 11,372.86 × 6,561.18
  4. Step 4: Simplify right side
    8,234.10x = 74,619,381.57
  5. Step 5: Solve for x
    x = 74,619,381.57/8,234.10
  6. Step 6: Final answer
    x = 9,062.24

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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.