Home / 4,123.83-6,186.46-1,349.72

Finding the Fourth Proportional to 4,123.83, 6,186.46 and 1,349.72

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Solution

The fourth proportional to 4,123.83, 6,186.46 and 1,349.72 is: 2,024.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.83 : 6,186.46 = 1,349.72 : x
  2. Step 2: Convert to fraction form
    4,123.83/6,186.46 = 1,349.72/x
  3. Step 3: Cross multiply
    4,123.83x = 6,186.46 × 1,349.72
  4. Step 4: Simplify right side
    4,123.83x = 8,349,988.79
  5. Step 5: Solve for x
    x = 8,349,988.79/4,123.83
  6. Step 6: Final answer
    x = 2,024.81

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.