Home / 8,988.98-13,481.30-4,604.18

Finding the Fourth Proportional to 8,988.98, 13,481.30 and 4,604.18

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Solution

The fourth proportional to 8,988.98, 13,481.30 and 4,604.18 is: 6,905.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988.98 : 13,481.30 = 4,604.18 : x
  2. Step 2: Convert to fraction form
    8,988.98/13,481.30 = 4,604.18/x
  3. Step 3: Cross multiply
    8,988.98x = 13,481.30 × 4,604.18
  4. Step 4: Simplify right side
    8,988.98x = 62,070,275.94
  5. Step 5: Solve for x
    x = 62,070,275.94/8,988.98
  6. Step 6: Final answer
    x = 6,905.16

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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.