Home / 6,685.17-10,027.83-2,987.60

Finding the Fourth Proportional to 6,685.17, 10,027.83 and 2,987.60

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Solution

The fourth proportional to 6,685.17, 10,027.83 and 2,987.60 is: 4,481.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,685.17 : 10,027.83 = 2,987.60 : x
  2. Step 2: Convert to fraction form
    6,685.17/10,027.83 = 2,987.60/x
  3. Step 3: Cross multiply
    6,685.17x = 10,027.83 × 2,987.60
  4. Step 4: Simplify right side
    6,685.17x = 29,959,094.77
  5. Step 5: Solve for x
    x = 29,959,094.77/6,685.17
  6. Step 6: Final answer
    x = 4,481.43

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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.