Home / 8,058.17-11,115.68-6,466.61

Finding the Fourth Proportional to 8,058.17, 11,115.68 and 6,466.61

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Solution

The fourth proportional to 8,058.17, 11,115.68 and 6,466.61 is: 8,920.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.17 : 11,115.68 = 6,466.61 : x
  2. Step 2: Convert to fraction form
    8,058.17/11,115.68 = 6,466.61/x
  3. Step 3: Cross multiply
    8,058.17x = 11,115.68 × 6,466.61
  4. Step 4: Simplify right side
    8,058.17x = 71,880,679.53
  5. Step 5: Solve for x
    x = 71,880,679.53/8,058.17
  6. Step 6: Final answer
    x = 8,920.23

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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.