Home / 2,343.18-3,513.73-699.29

Finding the Fourth Proportional to 2,343.18, 3,513.73 and 699.29

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Solution

The fourth proportional to 2,343.18, 3,513.73 and 699.29 is: 1,048.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.18 : 3,513.73 = 699.29 : x
  2. Step 2: Convert to fraction form
    2,343.18/3,513.73 = 699.29/x
  3. Step 3: Cross multiply
    2,343.18x = 3,513.73 × 699.29
  4. Step 4: Simplify right side
    2,343.18x = 2,457,116.25
  5. Step 5: Solve for x
    x = 2,457,116.25/2,343.18
  6. Step 6: Final answer
    x = 1,048.62

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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.