Home / 8,132.74-11,223.17-4,406.74

Finding the Fourth Proportional to 8,132.74, 11,223.17 and 4,406.74

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Solution

The fourth proportional to 8,132.74, 11,223.17 and 4,406.74 is: 6,081.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.74 : 11,223.17 = 4,406.74 : x
  2. Step 2: Convert to fraction form
    8,132.74/11,223.17 = 4,406.74/x
  3. Step 3: Cross multiply
    8,132.74x = 11,223.17 × 4,406.74
  4. Step 4: Simplify right side
    8,132.74x = 49,457,592.17
  5. Step 5: Solve for x
    x = 49,457,592.17/8,132.74
  6. Step 6: Final answer
    x = 6,081.30

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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.