Home / 4,388.01-6,581.33-1,426.56

Finding the Fourth Proportional to 4,388.01, 6,581.33 and 1,426.56

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Solution

The fourth proportional to 4,388.01, 6,581.33 and 1,426.56 is: 2,139.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388.01 : 6,581.33 = 1,426.56 : x
  2. Step 2: Convert to fraction form
    4,388.01/6,581.33 = 1,426.56/x
  3. Step 3: Cross multiply
    4,388.01x = 6,581.33 × 1,426.56
  4. Step 4: Simplify right side
    4,388.01x = 9,388,677.70
  5. Step 5: Solve for x
    x = 9,388,677.70/4,388.01
  6. Step 6: Final answer
    x = 2,139.62

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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.