Home / 4,098.56-5,641.80-3,102.08

Finding the Fourth Proportional to 4,098.56, 5,641.80 and 3,102.08

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Solution

The fourth proportional to 4,098.56, 5,641.80 and 3,102.08 is: 4,270.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.56 : 5,641.80 = 3,102.08 : x
  2. Step 2: Convert to fraction form
    4,098.56/5,641.80 = 3,102.08/x
  3. Step 3: Cross multiply
    4,098.56x = 5,641.80 × 3,102.08
  4. Step 4: Simplify right side
    4,098.56x = 17,501,314.94
  5. Step 5: Solve for x
    x = 17,501,314.94/4,098.56
  6. Step 6: Final answer
    x = 4,270.11

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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.