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Finding the Fourth Proportional to 8,058.34, 12,087.51 and 5,133.70

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Solution

The fourth proportional to 8,058.34, 12,087.51 and 5,133.70 is: 7,700.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.34 : 12,087.51 = 5,133.70 : x
  2. Step 2: Convert to fraction form
    8,058.34/12,087.51 = 5,133.70/x
  3. Step 3: Cross multiply
    8,058.34x = 12,087.51 × 5,133.70
  4. Step 4: Simplify right side
    8,058.34x = 62,053,650.09
  5. Step 5: Solve for x
    x = 62,053,650.09/8,058.34
  6. Step 6: Final answer
    x = 7,700.55

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Half scale
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Double scale
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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.