Home / 2,949.12-4,398.72-2,533.44

Finding the Fourth Proportional to 2,949.12, 4,398.72 and 2,533.44

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Solution

The fourth proportional to 2,949.12, 4,398.72 and 2,533.44 is: 3,778.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.12 : 4,398.72 = 2,533.44 : x
  2. Step 2: Convert to fraction form
    2,949.12/4,398.72 = 2,533.44/x
  3. Step 3: Cross multiply
    2,949.12x = 4,398.72 × 2,533.44
  4. Step 4: Simplify right side
    2,949.12x = 11,143,893.20
  5. Step 5: Solve for x
    x = 11,143,893.20/2,949.12
  6. Step 6: Final answer
    x = 3,778.72

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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.