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Finding the Fourth Proportional to 2,548.16, 3,824.06 and 1,724.39

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Solution

The fourth proportional to 2,548.16, 3,824.06 and 1,724.39 is: 2,587.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.16 : 3,824.06 = 1,724.39 : x
  2. Step 2: Convert to fraction form
    2,548.16/3,824.06 = 1,724.39/x
  3. Step 3: Cross multiply
    2,548.16x = 3,824.06 × 1,724.39
  4. Step 4: Simplify right side
    2,548.16x = 6,594,167.12
  5. Step 5: Solve for x
    x = 6,594,167.12/2,548.16
  6. Step 6: Final answer
    x = 2,587.82

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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.