Home / 2,299.76-3,439.14-1,715.18

Finding the Fourth Proportional to 2,299.76, 3,439.14 and 1,715.18

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Solution

The fourth proportional to 2,299.76, 3,439.14 and 1,715.18 is: 2,564.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.76 : 3,439.14 = 1,715.18 : x
  2. Step 2: Convert to fraction form
    2,299.76/3,439.14 = 1,715.18/x
  3. Step 3: Cross multiply
    2,299.76x = 3,439.14 × 1,715.18
  4. Step 4: Simplify right side
    2,299.76x = 5,898,744.15
  5. Step 5: Solve for x
    x = 5,898,744.15/2,299.76
  6. Step 6: Final answer
    x = 2,564.94

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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.