Home / 12,057.68-18,064.92-4,261.52

Finding the Fourth Proportional to 12,057.68, 18,064.92 and 4,261.52

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Solution

The fourth proportional to 12,057.68, 18,064.92 and 4,261.52 is: 6,384.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057.68 : 18,064.92 = 4,261.52 : x
  2. Step 2: Convert to fraction form
    12,057.68/18,064.92 = 4,261.52/x
  3. Step 3: Cross multiply
    12,057.68x = 18,064.92 × 4,261.52
  4. Step 4: Simplify right side
    12,057.68x = 76,984,017.88
  5. Step 5: Solve for x
    x = 76,984,017.88/12,057.68
  6. Step 6: Final answer
    x = 6,384.65

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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.