Home / 2,343.16-3,515.24-699.84

Finding the Fourth Proportional to 2,343.16, 3,515.24 and 699.84

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Solution

The fourth proportional to 2,343.16, 3,515.24 and 699.84 is: 1,049.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.16 : 3,515.24 = 699.84 : x
  2. Step 2: Convert to fraction form
    2,343.16/3,515.24 = 699.84/x
  3. Step 3: Cross multiply
    2,343.16x = 3,515.24 × 699.84
  4. Step 4: Simplify right side
    2,343.16x = 2,460,087.99
  5. Step 5: Solve for x
    x = 2,460,087.99/2,343.16
  6. Step 6: Final answer
    x = 1,049.90

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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.