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Finding the Fourth Proportional to 12,058.98, 16,641.12 and 6,753.90

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Solution

The fourth proportional to 12,058.98, 16,641.12 and 6,753.90 is: 9,320.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058.98 : 16,641.12 = 6,753.90 : x
  2. Step 2: Convert to fraction form
    12,058.98/16,641.12 = 6,753.90/x
  3. Step 3: Cross multiply
    12,058.98x = 16,641.12 × 6,753.90
  4. Step 4: Simplify right side
    12,058.98x = 112,392,460.37
  5. Step 5: Solve for x
    x = 112,392,460.37/12,058.98
  6. Step 6: Final answer
    x = 9,320.23

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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.