Home / 2,209.24-3,047.58-1,324.48

Finding the Fourth Proportional to 2,209.24, 3,047.58 and 1,324.48

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Solution

The fourth proportional to 2,209.24, 3,047.58 and 1,324.48 is: 1,827.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209.24 : 3,047.58 = 1,324.48 : x
  2. Step 2: Convert to fraction form
    2,209.24/3,047.58 = 1,324.48/x
  3. Step 3: Cross multiply
    2,209.24x = 3,047.58 × 1,324.48
  4. Step 4: Simplify right side
    2,209.24x = 4,036,458.76
  5. Step 5: Solve for x
    x = 4,036,458.76/2,209.24
  6. Step 6: Final answer
    x = 1,827.08

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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.