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Finding the Fourth Proportional to 7,663.96, 11,498.06 and 3,050.20

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Solution

The fourth proportional to 7,663.96, 11,498.06 and 3,050.20 is: 4,576.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,663.96 : 11,498.06 = 3,050.20 : x
  2. Step 2: Convert to fraction form
    7,663.96/11,498.06 = 3,050.20/x
  3. Step 3: Cross multiply
    7,663.96x = 11,498.06 × 3,050.20
  4. Step 4: Simplify right side
    7,663.96x = 35,071,382.61
  5. Step 5: Solve for x
    x = 35,071,382.61/7,663.96
  6. Step 6: Final answer
    x = 4,576.14

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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.