Home / 4,491.38-6,740.14-1,569.68

Finding the Fourth Proportional to 4,491.38, 6,740.14 and 1,569.68

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Solution

The fourth proportional to 4,491.38, 6,740.14 and 1,569.68 is: 2,355.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,491.38 : 6,740.14 = 1,569.68 : x
  2. Step 2: Convert to fraction form
    4,491.38/6,740.14 = 1,569.68/x
  3. Step 3: Cross multiply
    4,491.38x = 6,740.14 × 1,569.68
  4. Step 4: Simplify right side
    4,491.38x = 10,579,862.96
  5. Step 5: Solve for x
    x = 10,579,862.96/4,491.38
  6. Step 6: Final answer
    x = 2,355.59

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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.