Home / 2,613.44-3,915.59-2,177.49

Finding the Fourth Proportional to 2,613.44, 3,915.59 and 2,177.49

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Solution

The fourth proportional to 2,613.44, 3,915.59 and 2,177.49 is: 3,262.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613.44 : 3,915.59 = 2,177.49 : x
  2. Step 2: Convert to fraction form
    2,613.44/3,915.59 = 2,177.49/x
  3. Step 3: Cross multiply
    2,613.44x = 3,915.59 × 2,177.49
  4. Step 4: Simplify right side
    2,613.44x = 8,526,158.07
  5. Step 5: Solve for x
    x = 8,526,158.07/2,613.44
  6. Step 6: Final answer
    x = 3,262.43

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1.5x scale

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.