Home / 10,371.92-15,559.70-3,353.47

Finding the Fourth Proportional to 10,371.92, 15,559.70 and 3,353.47

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Solution

The fourth proportional to 10,371.92, 15,559.70 and 3,353.47 is: 5,030.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.92 : 15,559.70 = 3,353.47 : x
  2. Step 2: Convert to fraction form
    10,371.92/15,559.70 = 3,353.47/x
  3. Step 3: Cross multiply
    10,371.92x = 15,559.70 × 3,353.47
  4. Step 4: Simplify right side
    10,371.92x = 52,178,931.49
  5. Step 5: Solve for x
    x = 52,178,931.49/10,371.92
  6. Step 6: Final answer
    x = 5,030.79

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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.