Home / 4,386.14-6,579.11-1,424.57

Finding the Fourth Proportional to 4,386.14, 6,579.11 and 1,424.57

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Solution

The fourth proportional to 4,386.14, 6,579.11 and 1,424.57 is: 2,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.14 : 6,579.11 = 1,424.57 : x
  2. Step 2: Convert to fraction form
    4,386.14/6,579.11 = 1,424.57/x
  3. Step 3: Cross multiply
    4,386.14x = 6,579.11 × 1,424.57
  4. Step 4: Simplify right side
    4,386.14x = 9,372,402.73
  5. Step 5: Solve for x
    x = 9,372,402.73/4,386.14
  6. Step 6: Final answer
    x = 2,136.82

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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.