Home / 5,610.52-8,415.78-3,141.64

Finding the Fourth Proportional to 5,610.52, 8,415.78 and 3,141.64

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Solution

The fourth proportional to 5,610.52, 8,415.78 and 3,141.64 is: 4,712.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.52 : 8,415.78 = 3,141.64 : x
  2. Step 2: Convert to fraction form
    5,610.52/8,415.78 = 3,141.64/x
  3. Step 3: Cross multiply
    5,610.52x = 8,415.78 × 3,141.64
  4. Step 4: Simplify right side
    5,610.52x = 26,439,351.08
  5. Step 5: Solve for x
    x = 26,439,351.08/5,610.52
  6. Step 6: Final answer
    x = 4,712.46

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Similar ratio
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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.