Home / 11,377.73-15,701.20-6,342.17

Finding the Fourth Proportional to 11,377.73, 15,701.20 and 6,342.17

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Solution

The fourth proportional to 11,377.73, 15,701.20 and 6,342.17 is: 8,752.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377.73 : 15,701.20 = 6,342.17 : x
  2. Step 2: Convert to fraction form
    11,377.73/15,701.20 = 6,342.17/x
  3. Step 3: Cross multiply
    11,377.73x = 15,701.20 × 6,342.17
  4. Step 4: Simplify right side
    11,377.73x = 99,579,679.60
  5. Step 5: Solve for x
    x = 99,579,679.60/11,377.73
  6. Step 6: Final answer
    x = 8,752.16

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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.