Home / 5,535.75-7,639.05-3,017.85

Finding the Fourth Proportional to 5,535.75, 7,639.05 and 3,017.85

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Solution

The fourth proportional to 5,535.75, 7,639.05 and 3,017.85 is: 4,164.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.75 : 7,639.05 = 3,017.85 : x
  2. Step 2: Convert to fraction form
    5,535.75/7,639.05 = 3,017.85/x
  3. Step 3: Cross multiply
    5,535.75x = 7,639.05 × 3,017.85
  4. Step 4: Simplify right side
    5,535.75x = 23,053,507.04
  5. Step 5: Solve for x
    x = 23,053,507.04/5,535.75
  6. Step 6: Final answer
    x = 4,164.48

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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.