Home / 4,949.15-7,415.55-2,997.32

Finding the Fourth Proportional to 4,949.15, 7,415.55 and 2,997.32

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Solution

The fourth proportional to 4,949.15, 7,415.55 and 2,997.32 is: 4,491.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.15 : 7,415.55 = 2,997.32 : x
  2. Step 2: Convert to fraction form
    4,949.15/7,415.55 = 2,997.32/x
  3. Step 3: Cross multiply
    4,949.15x = 7,415.55 × 2,997.32
  4. Step 4: Simplify right side
    4,949.15x = 22,226,739.25
  5. Step 5: Solve for x
    x = 22,226,739.25/4,949.15
  6. Step 6: Final answer
    x = 4,491.03

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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.