Home / 4,392.12-6,587.19-1,271.46

Finding the Fourth Proportional to 4,392.12, 6,587.19 and 1,271.46

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Solution

The fourth proportional to 4,392.12, 6,587.19 and 1,271.46 is: 1,906.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.12 : 6,587.19 = 1,271.46 : x
  2. Step 2: Convert to fraction form
    4,392.12/6,587.19 = 1,271.46/x
  3. Step 3: Cross multiply
    4,392.12x = 6,587.19 × 1,271.46
  4. Step 4: Simplify right side
    4,392.12x = 8,375,348.60
  5. Step 5: Solve for x
    x = 8,375,348.60/4,392.12
  6. Step 6: Final answer
    x = 1,906.90

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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.