Home / 9,001.04-13,432.82-8,016.89

Finding the Fourth Proportional to 9,001.04, 13,432.82 and 8,016.89

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Solution

The fourth proportional to 9,001.04, 13,432.82 and 8,016.89 is: 11,964.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.04 : 13,432.82 = 8,016.89 : x
  2. Step 2: Convert to fraction form
    9,001.04/13,432.82 = 8,016.89/x
  3. Step 3: Cross multiply
    9,001.04x = 13,432.82 × 8,016.89
  4. Step 4: Simplify right side
    9,001.04x = 107,689,333.08
  5. Step 5: Solve for x
    x = 107,689,333.08/9,001.04
  6. Step 6: Final answer
    x = 11,964.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.