Home / 2,548.63-3,517.11-1,487.12

Finding the Fourth Proportional to 2,548.63, 3,517.11 and 1,487.12

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Solution

The fourth proportional to 2,548.63, 3,517.11 and 1,487.12 is: 2,052.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.63 : 3,517.11 = 1,487.12 : x
  2. Step 2: Convert to fraction form
    2,548.63/3,517.11 = 1,487.12/x
  3. Step 3: Cross multiply
    2,548.63x = 3,517.11 × 1,487.12
  4. Step 4: Simplify right side
    2,548.63x = 5,230,364.62
  5. Step 5: Solve for x
    x = 5,230,364.62/2,548.63
  6. Step 6: Final answer
    x = 2,052.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.