Home / 3,337.03-5,005.14-1,387.63

Finding the Fourth Proportional to 3,337.03, 5,005.14 and 1,387.63

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Solution

The fourth proportional to 3,337.03, 5,005.14 and 1,387.63 is: 2,081.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.03 : 5,005.14 = 1,387.63 : x
  2. Step 2: Convert to fraction form
    3,337.03/5,005.14 = 1,387.63/x
  3. Step 3: Cross multiply
    3,337.03x = 5,005.14 × 1,387.63
  4. Step 4: Simplify right side
    3,337.03x = 6,945,282.42
  5. Step 5: Solve for x
    x = 6,945,282.42/3,337.03
  6. Step 6: Final answer
    x = 2,081.28

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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.