Home / 6,276.14-9,414.40-2,987.54

Finding the Fourth Proportional to 6,276.14, 9,414.40 and 2,987.54

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Solution

The fourth proportional to 6,276.14, 9,414.40 and 2,987.54 is: 4,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.14 : 9,414.40 = 2,987.54 : x
  2. Step 2: Convert to fraction form
    6,276.14/9,414.40 = 2,987.54/x
  3. Step 3: Cross multiply
    6,276.14x = 9,414.40 × 2,987.54
  4. Step 4: Simplify right side
    6,276.14x = 28,125,896.58
  5. Step 5: Solve for x
    x = 28,125,896.58/6,276.14
  6. Step 6: Final answer
    x = 4,481.40

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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.