Home / 3,049.20-4,574.16-1,101.60

Finding the Fourth Proportional to 3,049.20, 4,574.16 and 1,101.60

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Solution

The fourth proportional to 3,049.20, 4,574.16 and 1,101.60 is: 1,652.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.20 : 4,574.16 = 1,101.60 : x
  2. Step 2: Convert to fraction form
    3,049.20/4,574.16 = 1,101.60/x
  3. Step 3: Cross multiply
    3,049.20x = 4,574.16 × 1,101.60
  4. Step 4: Simplify right side
    3,049.20x = 5,038,894.66
  5. Step 5: Solve for x
    x = 5,038,894.66/3,049.20
  6. Step 6: Final answer
    x = 1,652.53

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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.