Home / 4,514.24-6,769.20-1,915.76

Finding the Fourth Proportional to 4,514.24, 6,769.20 and 1,915.76

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Solution

The fourth proportional to 4,514.24, 6,769.20 and 1,915.76 is: 2,872.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,514.24 : 6,769.20 = 1,915.76 : x
  2. Step 2: Convert to fraction form
    4,514.24/6,769.20 = 1,915.76/x
  3. Step 3: Cross multiply
    4,514.24x = 6,769.20 × 1,915.76
  4. Step 4: Simplify right side
    4,514.24x = 12,968,162.59
  5. Step 5: Solve for x
    x = 12,968,162.59/4,514.24
  6. Step 6: Final answer
    x = 2,872.72

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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.