Home / 3,145.66-4,711.10-1,848.04

Finding the Fourth Proportional to 3,145.66, 4,711.10 and 1,848.04

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Solution

The fourth proportional to 3,145.66, 4,711.10 and 1,848.04 is: 2,767.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145.66 : 4,711.10 = 1,848.04 : x
  2. Step 2: Convert to fraction form
    3,145.66/4,711.10 = 1,848.04/x
  3. Step 3: Cross multiply
    3,145.66x = 4,711.10 × 1,848.04
  4. Step 4: Simplify right side
    3,145.66x = 8,706,280.23
  5. Step 5: Solve for x
    x = 8,706,280.23/3,145.66
  6. Step 6: Final answer
    x = 2,767.71

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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.