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Finding the Fourth Proportional to 9,249.56, 12,764.62 and 5,058.12

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Solution

The fourth proportional to 9,249.56, 12,764.62 and 5,058.12 is: 6,980.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249.56 : 12,764.62 = 5,058.12 : x
  2. Step 2: Convert to fraction form
    9,249.56/12,764.62 = 5,058.12/x
  3. Step 3: Cross multiply
    9,249.56x = 12,764.62 × 5,058.12
  4. Step 4: Simplify right side
    9,249.56x = 64,564,979.71
  5. Step 5: Solve for x
    x = 64,564,979.71/9,249.56
  6. Step 6: Final answer
    x = 6,980.33

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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.