Home / 7,743.63-11,617.20-2,549.55

Finding the Fourth Proportional to 7,743.63, 11,617.20 and 2,549.55

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Solution

The fourth proportional to 7,743.63, 11,617.20 and 2,549.55 is: 3,824.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.63 : 11,617.20 = 2,549.55 : x
  2. Step 2: Convert to fraction form
    7,743.63/11,617.20 = 2,549.55/x
  3. Step 3: Cross multiply
    7,743.63x = 11,617.20 × 2,549.55
  4. Step 4: Simplify right side
    7,743.63x = 29,618,632.26
  5. Step 5: Solve for x
    x = 29,618,632.26/7,743.63
  6. Step 6: Final answer
    x = 3,824.90

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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.