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Finding the Fourth Proportional to 9,081.06, 12,532.08 and 5,102.06

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Solution

The fourth proportional to 9,081.06, 12,532.08 and 5,102.06 is: 7,040.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.06 : 12,532.08 = 5,102.06 : x
  2. Step 2: Convert to fraction form
    9,081.06/12,532.08 = 5,102.06/x
  3. Step 3: Cross multiply
    9,081.06x = 12,532.08 × 5,102.06
  4. Step 4: Simplify right side
    9,081.06x = 63,939,424.08
  5. Step 5: Solve for x
    x = 63,939,424.08/9,081.06
  6. Step 6: Final answer
    x = 7,040.96

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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.