Home / 3,876.12-5,807.52-2,559.06

Finding the Fourth Proportional to 3,876.12, 5,807.52 and 2,559.06

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Solution

The fourth proportional to 3,876.12, 5,807.52 and 2,559.06 is: 3,834.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876.12 : 5,807.52 = 2,559.06 : x
  2. Step 2: Convert to fraction form
    3,876.12/5,807.52 = 2,559.06/x
  3. Step 3: Cross multiply
    3,876.12x = 5,807.52 × 2,559.06
  4. Step 4: Simplify right side
    3,876.12x = 14,861,792.13
  5. Step 5: Solve for x
    x = 14,861,792.13/3,876.12
  6. Step 6: Final answer
    x = 3,834.19

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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.