Home / 7,585.25-11,375.71-2,587.53

Finding the Fourth Proportional to 7,585.25, 11,375.71 and 2,587.53

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Solution

The fourth proportional to 7,585.25, 11,375.71 and 2,587.53 is: 3,880.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,585.25 : 11,375.71 = 2,587.53 : x
  2. Step 2: Convert to fraction form
    7,585.25/11,375.71 = 2,587.53/x
  3. Step 3: Cross multiply
    7,585.25x = 11,375.71 × 2,587.53
  4. Step 4: Simplify right side
    7,585.25x = 29,434,984.43
  5. Step 5: Solve for x
    x = 29,434,984.43/7,585.25
  6. Step 6: Final answer
    x = 3,880.55

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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.