Home / 2,721.15-4,080.06-1,486.85

Finding the Fourth Proportional to 2,721.15, 4,080.06 and 1,486.85

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Solution

The fourth proportional to 2,721.15, 4,080.06 and 1,486.85 is: 2,229.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721.15 : 4,080.06 = 1,486.85 : x
  2. Step 2: Convert to fraction form
    2,721.15/4,080.06 = 1,486.85/x
  3. Step 3: Cross multiply
    2,721.15x = 4,080.06 × 1,486.85
  4. Step 4: Simplify right side
    2,721.15x = 6,066,416.81
  5. Step 5: Solve for x
    x = 6,066,416.81/2,721.15
  6. Step 6: Final answer
    x = 2,229.36

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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.