Home / 10,742.91-16,120.84-4,586.91

Finding the Fourth Proportional to 10,742.91, 16,120.84 and 4,586.91

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Solution

The fourth proportional to 10,742.91, 16,120.84 and 4,586.91 is: 6,883.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742.91 : 16,120.84 = 4,586.91 : x
  2. Step 2: Convert to fraction form
    10,742.91/16,120.84 = 4,586.91/x
  3. Step 3: Cross multiply
    10,742.91x = 16,120.84 × 4,586.91
  4. Step 4: Simplify right side
    10,742.91x = 73,944,778.88
  5. Step 5: Solve for x
    x = 73,944,778.88/10,742.91
  6. Step 6: Final answer
    x = 6,883.13

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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.