Home / 2,354.88-3,249.87-1,360.32

Finding the Fourth Proportional to 2,354.88, 3,249.87 and 1,360.32

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Solution

The fourth proportional to 2,354.88, 3,249.87 and 1,360.32 is: 1,877.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354.88 : 3,249.87 = 1,360.32 : x
  2. Step 2: Convert to fraction form
    2,354.88/3,249.87 = 1,360.32/x
  3. Step 3: Cross multiply
    2,354.88x = 3,249.87 × 1,360.32
  4. Step 4: Simplify right side
    2,354.88x = 4,420,863.16
  5. Step 5: Solve for x
    x = 4,420,863.16/2,354.88
  6. Step 6: Final answer
    x = 1,877.32

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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.