Home / 4,098.61-5,656.31-3,102.13

Finding the Fourth Proportional to 4,098.61, 5,656.31 and 3,102.13

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Solution

The fourth proportional to 4,098.61, 5,656.31 and 3,102.13 is: 4,281.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.61 : 5,656.31 = 3,102.13 : x
  2. Step 2: Convert to fraction form
    4,098.61/5,656.31 = 3,102.13/x
  3. Step 3: Cross multiply
    4,098.61x = 5,656.31 × 3,102.13
  4. Step 4: Simplify right side
    4,098.61x = 17,546,608.94
  5. Step 5: Solve for x
    x = 17,546,608.94/4,098.61
  6. Step 6: Final answer
    x = 4,281.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.