Home / 3,818.93-5,725.38-2,570.90

Finding the Fourth Proportional to 3,818.93, 5,725.38 and 2,570.90

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Solution

The fourth proportional to 3,818.93, 5,725.38 and 2,570.90 is: 3,854.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.93 : 5,725.38 = 2,570.90 : x
  2. Step 2: Convert to fraction form
    3,818.93/5,725.38 = 2,570.90/x
  3. Step 3: Cross multiply
    3,818.93x = 5,725.38 × 2,570.90
  4. Step 4: Simplify right side
    3,818.93x = 14,719,350.82
  5. Step 5: Solve for x
    x = 14,719,350.82/3,818.93
  6. Step 6: Final answer
    x = 3,854.32

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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.