Home / 3,150.44-4,347.72-1,753.16

Finding the Fourth Proportional to 3,150.44, 4,347.72 and 1,753.16

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Solution

The fourth proportional to 3,150.44, 4,347.72 and 1,753.16 is: 2,419.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.44 : 4,347.72 = 1,753.16 : x
  2. Step 2: Convert to fraction form
    3,150.44/4,347.72 = 1,753.16/x
  3. Step 3: Cross multiply
    3,150.44x = 4,347.72 × 1,753.16
  4. Step 4: Simplify right side
    3,150.44x = 7,622,248.80
  5. Step 5: Solve for x
    x = 7,622,248.80/3,150.44
  6. Step 6: Final answer
    x = 2,419.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.