Home / 2,204.20-3,041.80-1,209.52

Finding the Fourth Proportional to 2,204.20, 3,041.80 and 1,209.52

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Solution

The fourth proportional to 2,204.20, 3,041.80 and 1,209.52 is: 1,669.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.20 : 3,041.80 = 1,209.52 : x
  2. Step 2: Convert to fraction form
    2,204.20/3,041.80 = 1,209.52/x
  3. Step 3: Cross multiply
    2,204.20x = 3,041.80 × 1,209.52
  4. Step 4: Simplify right side
    2,204.20x = 3,679,117.94
  5. Step 5: Solve for x
    x = 3,679,117.94/2,204.20
  6. Step 6: Final answer
    x = 1,669.14

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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.