Home / 8,947.26-13,425.75-3,681.45

Finding the Fourth Proportional to 8,947.26, 13,425.75 and 3,681.45

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Solution

The fourth proportional to 8,947.26, 13,425.75 and 3,681.45 is: 5,524.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.26 : 13,425.75 = 3,681.45 : x
  2. Step 2: Convert to fraction form
    8,947.26/13,425.75 = 3,681.45/x
  3. Step 3: Cross multiply
    8,947.26x = 13,425.75 × 3,681.45
  4. Step 4: Simplify right side
    8,947.26x = 49,426,227.34
  5. Step 5: Solve for x
    x = 49,426,227.34/8,947.26
  6. Step 6: Final answer
    x = 5,524.17

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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.