Home / 2,502.54-3,453.33-1,440.24

Finding the Fourth Proportional to 2,502.54, 3,453.33 and 1,440.24

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Solution

The fourth proportional to 2,502.54, 3,453.33 and 1,440.24 is: 1,987.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.54 : 3,453.33 = 1,440.24 : x
  2. Step 2: Convert to fraction form
    2,502.54/3,453.33 = 1,440.24/x
  3. Step 3: Cross multiply
    2,502.54x = 3,453.33 × 1,440.24
  4. Step 4: Simplify right side
    2,502.54x = 4,973,624.00
  5. Step 5: Solve for x
    x = 4,973,624.00/2,502.54
  6. Step 6: Final answer
    x = 1,987.43

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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.