Home / 8,988.42-13,482.66-2,748.41

Finding the Fourth Proportional to 8,988.42, 13,482.66 and 2,748.41

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Solution

The fourth proportional to 8,988.42, 13,482.66 and 2,748.41 is: 4,122.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988.42 : 13,482.66 = 2,748.41 : x
  2. Step 2: Convert to fraction form
    8,988.42/13,482.66 = 2,748.41/x
  3. Step 3: Cross multiply
    8,988.42x = 13,482.66 × 2,748.41
  4. Step 4: Simplify right side
    8,988.42x = 37,055,796.42
  5. Step 5: Solve for x
    x = 37,055,796.42/8,988.42
  6. Step 6: Final answer
    x = 4,122.62

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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.