Home / 3,015.22-4,518.72-2,926.56

Finding the Fourth Proportional to 3,015.22, 4,518.72 and 2,926.56

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Solution

The fourth proportional to 3,015.22, 4,518.72 and 2,926.56 is: 4,385.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.22 : 4,518.72 = 2,926.56 : x
  2. Step 2: Convert to fraction form
    3,015.22/4,518.72 = 2,926.56/x
  3. Step 3: Cross multiply
    3,015.22x = 4,518.72 × 2,926.56
  4. Step 4: Simplify right side
    3,015.22x = 13,224,305.20
  5. Step 5: Solve for x
    x = 13,224,305.20/3,015.22
  6. Step 6: Final answer
    x = 4,385.85

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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.