Home / 4,123.45-6,186.04-1,349.91

Finding the Fourth Proportional to 4,123.45, 6,186.04 and 1,349.91

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Solution

The fourth proportional to 4,123.45, 6,186.04 and 1,349.91 is: 2,025.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.45 : 6,186.04 = 1,349.91 : x
  2. Step 2: Convert to fraction form
    4,123.45/6,186.04 = 1,349.91/x
  3. Step 3: Cross multiply
    4,123.45x = 6,186.04 × 1,349.91
  4. Step 4: Simplify right side
    4,123.45x = 8,350,566.33
  5. Step 5: Solve for x
    x = 8,350,566.33/4,123.45
  6. Step 6: Final answer
    x = 2,025.14

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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.