Home / 8,269.38-11,411.54-4,492.46

Finding the Fourth Proportional to 8,269.38, 11,411.54 and 4,492.46

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Solution

The fourth proportional to 8,269.38, 11,411.54 and 4,492.46 is: 6,199.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.38 : 11,411.54 = 4,492.46 : x
  2. Step 2: Convert to fraction form
    8,269.38/11,411.54 = 4,492.46/x
  3. Step 3: Cross multiply
    8,269.38x = 11,411.54 × 4,492.46
  4. Step 4: Simplify right side
    8,269.38x = 51,265,883.96
  5. Step 5: Solve for x
    x = 51,265,883.96/8,269.38
  6. Step 6: Final answer
    x = 6,199.48

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Half scale
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Double scale
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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.