Home / 3,441.11-4,748.87-2,115.24

Finding the Fourth Proportional to 3,441.11, 4,748.87 and 2,115.24

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Solution

The fourth proportional to 3,441.11, 4,748.87 and 2,115.24 is: 2,919.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.11 : 4,748.87 = 2,115.24 : x
  2. Step 2: Convert to fraction form
    3,441.11/4,748.87 = 2,115.24/x
  3. Step 3: Cross multiply
    3,441.11x = 4,748.87 × 2,115.24
  4. Step 4: Simplify right side
    3,441.11x = 10,044,985.74
  5. Step 5: Solve for x
    x = 10,044,985.74/3,441.11
  6. Step 6: Final answer
    x = 2,919.11

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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.