Home / 8,901.03-13,342.13-2,976.42

Finding the Fourth Proportional to 8,901.03, 13,342.13 and 2,976.42

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Solution

The fourth proportional to 8,901.03, 13,342.13 and 2,976.42 is: 4,461.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.03 : 13,342.13 = 2,976.42 : x
  2. Step 2: Convert to fraction form
    8,901.03/13,342.13 = 2,976.42/x
  3. Step 3: Cross multiply
    8,901.03x = 13,342.13 × 2,976.42
  4. Step 4: Simplify right side
    8,901.03x = 39,711,767.69
  5. Step 5: Solve for x
    x = 39,711,767.69/8,901.03
  6. Step 6: Final answer
    x = 4,461.48

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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.