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Finding the Fourth Proportional to 7,963.77, 11,945.67 and 2,417.16

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Solution

The fourth proportional to 7,963.77, 11,945.67 and 2,417.16 is: 3,625.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,963.77 : 11,945.67 = 2,417.16 : x
  2. Step 2: Convert to fraction form
    7,963.77/11,945.67 = 2,417.16/x
  3. Step 3: Cross multiply
    7,963.77x = 11,945.67 × 2,417.16
  4. Step 4: Simplify right side
    7,963.77x = 28,874,595.70
  5. Step 5: Solve for x
    x = 28,874,595.70/7,963.77
  6. Step 6: Final answer
    x = 3,625.74

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Similar ratio
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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.