Home / 6,925.42-10,385.38-2,540.48

Finding the Fourth Proportional to 6,925.42, 10,385.38 and 2,540.48

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Solution

The fourth proportional to 6,925.42, 10,385.38 and 2,540.48 is: 3,809.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.42 : 10,385.38 = 2,540.48 : x
  2. Step 2: Convert to fraction form
    6,925.42/10,385.38 = 2,540.48/x
  3. Step 3: Cross multiply
    6,925.42x = 10,385.38 × 2,540.48
  4. Step 4: Simplify right side
    6,925.42x = 26,383,859.85
  5. Step 5: Solve for x
    x = 26,383,859.85/6,925.42
  6. Step 6: Final answer
    x = 3,809.72

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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.