Home / 2,298.18-3,449.31-1,515.99

Finding the Fourth Proportional to 2,298.18, 3,449.31 and 1,515.99

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Solution

The fourth proportional to 2,298.18, 3,449.31 and 1,515.99 is: 2,275.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298.18 : 3,449.31 = 1,515.99 : x
  2. Step 2: Convert to fraction form
    2,298.18/3,449.31 = 1,515.99/x
  3. Step 3: Cross multiply
    2,298.18x = 3,449.31 × 1,515.99
  4. Step 4: Simplify right side
    2,298.18x = 5,229,119.47
  5. Step 5: Solve for x
    x = 5,229,119.47/2,298.18
  6. Step 6: Final answer
    x = 2,275.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.