Home / 10,250.10-15,374.25-2,854.08

Finding the Fourth Proportional to 10,250.10, 15,374.25 and 2,854.08

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Solution

The fourth proportional to 10,250.10, 15,374.25 and 2,854.08 is: 4,280.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.10 : 15,374.25 = 2,854.08 : x
  2. Step 2: Convert to fraction form
    10,250.10/15,374.25 = 2,854.08/x
  3. Step 3: Cross multiply
    10,250.10x = 15,374.25 × 2,854.08
  4. Step 4: Simplify right side
    10,250.10x = 43,879,339.44
  5. Step 5: Solve for x
    x = 43,879,339.44/10,250.10
  6. Step 6: Final answer
    x = 4,280.87

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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.