Home / 2,104.08-3,151.26-2,031.18

Finding the Fourth Proportional to 2,104.08, 3,151.26 and 2,031.18

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Solution

The fourth proportional to 2,104.08, 3,151.26 and 2,031.18 is: 3,042.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104.08 : 3,151.26 = 2,031.18 : x
  2. Step 2: Convert to fraction form
    2,104.08/3,151.26 = 2,031.18/x
  3. Step 3: Cross multiply
    2,104.08x = 3,151.26 × 2,031.18
  4. Step 4: Simplify right side
    2,104.08x = 6,400,776.29
  5. Step 5: Solve for x
    x = 6,400,776.29/2,104.08
  6. Step 6: Final answer
    x = 3,042.08

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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.