Home / 2,522.24-3,480.74-1,403.23

Finding the Fourth Proportional to 2,522.24, 3,480.74 and 1,403.23

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Solution

The fourth proportional to 2,522.24, 3,480.74 and 1,403.23 is: 1,936.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.24 : 3,480.74 = 1,403.23 : x
  2. Step 2: Convert to fraction form
    2,522.24/3,480.74 = 1,403.23/x
  3. Step 3: Cross multiply
    2,522.24x = 3,480.74 × 1,403.23
  4. Step 4: Simplify right side
    2,522.24x = 4,884,278.79
  5. Step 5: Solve for x
    x = 4,884,278.79/2,522.24
  6. Step 6: Final answer
    x = 1,936.48

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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.