Home / 3,531.24-4,872.88-1,959.28

Finding the Fourth Proportional to 3,531.24, 4,872.88 and 1,959.28

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Solution

The fourth proportional to 3,531.24, 4,872.88 and 1,959.28 is: 2,703.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.24 : 4,872.88 = 1,959.28 : x
  2. Step 2: Convert to fraction form
    3,531.24/4,872.88 = 1,959.28/x
  3. Step 3: Cross multiply
    3,531.24x = 4,872.88 × 1,959.28
  4. Step 4: Simplify right side
    3,531.24x = 9,547,336.33
  5. Step 5: Solve for x
    x = 9,547,336.33/3,531.24
  6. Step 6: Final answer
    x = 2,703.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.