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Finding the Fourth Proportional to 9,064.58, 12,508.93 and 5,086.97

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Solution

The fourth proportional to 9,064.58, 12,508.93 and 5,086.97 is: 7,019.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,064.58 : 12,508.93 = 5,086.97 : x
  2. Step 2: Convert to fraction form
    9,064.58/12,508.93 = 5,086.97/x
  3. Step 3: Cross multiply
    9,064.58x = 12,508.93 × 5,086.97
  4. Step 4: Simplify right side
    9,064.58x = 63,632,542.36
  5. Step 5: Solve for x
    x = 63,632,542.36/9,064.58
  6. Step 6: Final answer
    x = 7,019.91

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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.