Home / 3,144.09-4,340.03-2,360.40

Finding the Fourth Proportional to 3,144.09, 4,340.03 and 2,360.40

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Solution

The fourth proportional to 3,144.09, 4,340.03 and 2,360.40 is: 3,258.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.09 : 4,340.03 = 2,360.40 : x
  2. Step 2: Convert to fraction form
    3,144.09/4,340.03 = 2,360.40/x
  3. Step 3: Cross multiply
    3,144.09x = 4,340.03 × 2,360.40
  4. Step 4: Simplify right side
    3,144.09x = 10,244,195.01
  5. Step 5: Solve for x
    x = 10,244,195.01/3,144.09
  6. Step 6: Final answer
    x = 3,258.24

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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.