Home / 2,905.92-4,360.48-2,449.12

Finding the Fourth Proportional to 2,905.92, 4,360.48 and 2,449.12

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Solution

The fourth proportional to 2,905.92, 4,360.48 and 2,449.12 is: 3,675.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.92 : 4,360.48 = 2,449.12 : x
  2. Step 2: Convert to fraction form
    2,905.92/4,360.48 = 2,449.12/x
  3. Step 3: Cross multiply
    2,905.92x = 4,360.48 × 2,449.12
  4. Step 4: Simplify right side
    2,905.92x = 10,679,338.78
  5. Step 5: Solve for x
    x = 10,679,338.78/2,905.92
  6. Step 6: Final answer
    x = 3,675.03

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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.