Home / 4,394.24-6,581.28-3,406.40

Finding the Fourth Proportional to 4,394.24, 6,581.28 and 3,406.40

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Solution

The fourth proportional to 4,394.24, 6,581.28 and 3,406.40 is: 5,101.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.24 : 6,581.28 = 3,406.40 : x
  2. Step 2: Convert to fraction form
    4,394.24/6,581.28 = 3,406.40/x
  3. Step 3: Cross multiply
    4,394.24x = 6,581.28 × 3,406.40
  4. Step 4: Simplify right side
    4,394.24x = 22,418,472.19
  5. Step 5: Solve for x
    x = 22,418,472.19/4,394.24
  6. Step 6: Final answer
    x = 5,101.79

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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.