Home / 10,250.85-15,374.73-2,854.54

Finding the Fourth Proportional to 10,250.85, 15,374.73 and 2,854.54

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Solution

The fourth proportional to 10,250.85, 15,374.73 and 2,854.54 is: 4,281.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.85 : 15,374.73 = 2,854.54 : x
  2. Step 2: Convert to fraction form
    10,250.85/15,374.73 = 2,854.54/x
  3. Step 3: Cross multiply
    10,250.85x = 15,374.73 × 2,854.54
  4. Step 4: Simplify right side
    10,250.85x = 43,887,781.77
  5. Step 5: Solve for x
    x = 43,887,781.77/10,250.85
  6. Step 6: Final answer
    x = 4,281.38

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1.5x scale

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.