Home / 2,340.29-3,510.17-696.70

Finding the Fourth Proportional to 2,340.29, 3,510.17 and 696.70

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Solution

The fourth proportional to 2,340.29, 3,510.17 and 696.70 is: 1,044.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.29 : 3,510.17 = 696.70 : x
  2. Step 2: Convert to fraction form
    2,340.29/3,510.17 = 696.70/x
  3. Step 3: Cross multiply
    2,340.29x = 3,510.17 × 696.70
  4. Step 4: Simplify right side
    2,340.29x = 2,445,538.96
  5. Step 5: Solve for x
    x = 2,445,538.96/2,340.29
  6. Step 6: Final answer
    x = 1,044.97

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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.