Home / 3,026.88-4,181.76-2,098.08

Finding the Fourth Proportional to 3,026.88, 4,181.76 and 2,098.08

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Solution

The fourth proportional to 3,026.88, 4,181.76 and 2,098.08 is: 2,898.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.88 : 4,181.76 = 2,098.08 : x
  2. Step 2: Convert to fraction form
    3,026.88/4,181.76 = 2,098.08/x
  3. Step 3: Cross multiply
    3,026.88x = 4,181.76 × 2,098.08
  4. Step 4: Simplify right side
    3,026.88x = 8,773,667.02
  5. Step 5: Solve for x
    x = 8,773,667.02/3,026.88
  6. Step 6: Final answer
    x = 2,898.58

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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.