Home / 8,988.76-13,474.43-3,437.83

Finding the Fourth Proportional to 8,988.76, 13,474.43 and 3,437.83

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Solution

The fourth proportional to 8,988.76, 13,474.43 and 3,437.83 is: 5,153.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988.76 : 13,474.43 = 3,437.83 : x
  2. Step 2: Convert to fraction form
    8,988.76/13,474.43 = 3,437.83/x
  3. Step 3: Cross multiply
    8,988.76x = 13,474.43 × 3,437.83
  4. Step 4: Simplify right side
    8,988.76x = 46,322,799.69
  5. Step 5: Solve for x
    x = 46,322,799.69/8,988.76
  6. Step 6: Final answer
    x = 5,153.41

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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.