Home / 2,949.90-4,424.84-1,101.48

Finding the Fourth Proportional to 2,949.90, 4,424.84 and 1,101.48

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Solution

The fourth proportional to 2,949.90, 4,424.84 and 1,101.48 is: 1,652.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.90 : 4,424.84 = 1,101.48 : x
  2. Step 2: Convert to fraction form
    2,949.90/4,424.84 = 1,101.48/x
  3. Step 3: Cross multiply
    2,949.90x = 4,424.84 × 1,101.48
  4. Step 4: Simplify right side
    2,949.90x = 4,873,871.39
  5. Step 5: Solve for x
    x = 4,873,871.39/2,949.90
  6. Step 6: Final answer
    x = 1,652.22

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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.