Home / 4,125.06-6,186.78-1,658.61

Finding the Fourth Proportional to 4,125.06, 6,186.78 and 1,658.61

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Solution

The fourth proportional to 4,125.06, 6,186.78 and 1,658.61 is: 2,487.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.06 : 6,186.78 = 1,658.61 : x
  2. Step 2: Convert to fraction form
    4,125.06/6,186.78 = 1,658.61/x
  3. Step 3: Cross multiply
    4,125.06x = 6,186.78 × 1,658.61
  4. Step 4: Simplify right side
    4,125.06x = 10,261,455.18
  5. Step 5: Solve for x
    x = 10,261,455.18/4,125.06
  6. Step 6: Final answer
    x = 2,487.59

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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.