Home / 5,282.78-7,924.35-2,508.02

Finding the Fourth Proportional to 5,282.78, 7,924.35 and 2,508.02

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Solution

The fourth proportional to 5,282.78, 7,924.35 and 2,508.02 is: 3,762.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.78 : 7,924.35 = 2,508.02 : x
  2. Step 2: Convert to fraction form
    5,282.78/7,924.35 = 2,508.02/x
  3. Step 3: Cross multiply
    5,282.78x = 7,924.35 × 2,508.02
  4. Step 4: Simplify right side
    5,282.78x = 19,874,376.13
  5. Step 5: Solve for x
    x = 19,874,376.13/5,282.78
  6. Step 6: Final answer
    x = 3,762.11

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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.