Home / 5,086.57-7,626.92-1,575.64

Finding the Fourth Proportional to 5,086.57, 7,626.92 and 1,575.64

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Solution

The fourth proportional to 5,086.57, 7,626.92 and 1,575.64 is: 2,362.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.57 : 7,626.92 = 1,575.64 : x
  2. Step 2: Convert to fraction form
    5,086.57/7,626.92 = 1,575.64/x
  3. Step 3: Cross multiply
    5,086.57x = 7,626.92 × 1,575.64
  4. Step 4: Simplify right side
    5,086.57x = 12,017,272.35
  5. Step 5: Solve for x
    x = 12,017,272.35/5,086.57
  6. Step 6: Final answer
    x = 2,362.55

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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.