Home / 3,458.48-4,772.52-2,578.16

Finding the Fourth Proportional to 3,458.48, 4,772.52 and 2,578.16

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Solution

The fourth proportional to 3,458.48, 4,772.52 and 2,578.16 is: 3,557.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.48 : 4,772.52 = 2,578.16 : x
  2. Step 2: Convert to fraction form
    3,458.48/4,772.52 = 2,578.16/x
  3. Step 3: Cross multiply
    3,458.48x = 4,772.52 × 2,578.16
  4. Step 4: Simplify right side
    3,458.48x = 12,304,320.16
  5. Step 5: Solve for x
    x = 12,304,320.16/3,458.48
  6. Step 6: Final answer
    x = 3,557.72

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Why These Related Problems?

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