Home / 2,497.18-3,447.48-1,553.26

Finding the Fourth Proportional to 2,497.18, 3,447.48 and 1,553.26

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Solution

The fourth proportional to 2,497.18, 3,447.48 and 1,553.26 is: 2,144.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,497.18 : 3,447.48 = 1,553.26 : x
  2. Step 2: Convert to fraction form
    2,497.18/3,447.48 = 1,553.26/x
  3. Step 3: Cross multiply
    2,497.18x = 3,447.48 × 1,553.26
  4. Step 4: Simplify right side
    2,497.18x = 5,354,832.78
  5. Step 5: Solve for x
    x = 5,354,832.78/2,497.18
  6. Step 6: Final answer
    x = 2,144.35

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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.