Home / 2,755.03-4,125.48-1,521.06

Finding the Fourth Proportional to 2,755.03, 4,125.48 and 1,521.06

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Solution

The fourth proportional to 2,755.03, 4,125.48 and 1,521.06 is: 2,277.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755.03 : 4,125.48 = 1,521.06 : x
  2. Step 2: Convert to fraction form
    2,755.03/4,125.48 = 1,521.06/x
  3. Step 3: Cross multiply
    2,755.03x = 4,125.48 × 1,521.06
  4. Step 4: Simplify right side
    2,755.03x = 6,275,102.61
  5. Step 5: Solve for x
    x = 6,275,102.61/2,755.03
  6. Step 6: Final answer
    x = 2,277.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.