Home / 2,720.88-4,060.75-2,458.44

Finding the Fourth Proportional to 2,720.88, 4,060.75 and 2,458.44

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Solution

The fourth proportional to 2,720.88, 4,060.75 and 2,458.44 is: 3,669.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720.88 : 4,060.75 = 2,458.44 : x
  2. Step 2: Convert to fraction form
    2,720.88/4,060.75 = 2,458.44/x
  3. Step 3: Cross multiply
    2,720.88x = 4,060.75 × 2,458.44
  4. Step 4: Simplify right side
    2,720.88x = 9,983,110.23
  5. Step 5: Solve for x
    x = 9,983,110.23/2,720.88
  6. Step 6: Final answer
    x = 3,669.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.