Home / 4,869.28-7,302.26-1,581.56

Finding the Fourth Proportional to 4,869.28, 7,302.26 and 1,581.56

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Solution

The fourth proportional to 4,869.28, 7,302.26 and 1,581.56 is: 2,371.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.28 : 7,302.26 = 1,581.56 : x
  2. Step 2: Convert to fraction form
    4,869.28/7,302.26 = 1,581.56/x
  3. Step 3: Cross multiply
    4,869.28x = 7,302.26 × 1,581.56
  4. Step 4: Simplify right side
    4,869.28x = 11,548,948.02
  5. Step 5: Solve for x
    x = 11,548,948.02/4,869.28
  6. Step 6: Final answer
    x = 2,371.80

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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.