Home / 3,486.88-5,199.56-3,003.04

Finding the Fourth Proportional to 3,486.88, 5,199.56 and 3,003.04

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Solution

The fourth proportional to 3,486.88, 5,199.56 and 3,003.04 is: 4,478.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.88 : 5,199.56 = 3,003.04 : x
  2. Step 2: Convert to fraction form
    3,486.88/5,199.56 = 3,003.04/x
  3. Step 3: Cross multiply
    3,486.88x = 5,199.56 × 3,003.04
  4. Step 4: Simplify right side
    3,486.88x = 15,614,486.66
  5. Step 5: Solve for x
    x = 15,614,486.66/3,486.88
  6. Step 6: Final answer
    x = 4,478.07

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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.