Home / 3,587.88-4,951.35-2,016.48

Finding the Fourth Proportional to 3,587.88, 4,951.35 and 2,016.48

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Solution

The fourth proportional to 3,587.88, 4,951.35 and 2,016.48 is: 2,782.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.88 : 4,951.35 = 2,016.48 : x
  2. Step 2: Convert to fraction form
    3,587.88/4,951.35 = 2,016.48/x
  3. Step 3: Cross multiply
    3,587.88x = 4,951.35 × 2,016.48
  4. Step 4: Simplify right side
    3,587.88x = 9,984,298.25
  5. Step 5: Solve for x
    x = 9,984,298.25/3,587.88
  6. Step 6: Final answer
    x = 2,782.78

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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.