Home / 2,199.01-3,034.63-1,204.31

Finding the Fourth Proportional to 2,199.01, 3,034.63 and 1,204.31

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Solution

The fourth proportional to 2,199.01, 3,034.63 and 1,204.31 is: 1,661.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199.01 : 3,034.63 = 1,204.31 : x
  2. Step 2: Convert to fraction form
    2,199.01/3,034.63 = 1,204.31/x
  3. Step 3: Cross multiply
    2,199.01x = 3,034.63 × 1,204.31
  4. Step 4: Simplify right side
    2,199.01x = 3,654,635.23
  5. Step 5: Solve for x
    x = 3,654,635.23/2,199.01
  6. Step 6: Final answer
    x = 1,661.94

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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.