Home / 8,947.01-13,422.62-2,707.07

Finding the Fourth Proportional to 8,947.01, 13,422.62 and 2,707.07

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Solution

The fourth proportional to 8,947.01, 13,422.62 and 2,707.07 is: 4,061.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.01 : 13,422.62 = 2,707.07 : x
  2. Step 2: Convert to fraction form
    8,947.01/13,422.62 = 2,707.07/x
  3. Step 3: Cross multiply
    8,947.01x = 13,422.62 × 2,707.07
  4. Step 4: Simplify right side
    8,947.01x = 36,336,012.25
  5. Step 5: Solve for x
    x = 36,336,012.25/8,947.01
  6. Step 6: Final answer
    x = 4,061.25

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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.