Home / 4,065.85-5,615.49-2,737.25

Finding the Fourth Proportional to 4,065.85, 5,615.49 and 2,737.25

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Solution

The fourth proportional to 4,065.85, 5,615.49 and 2,737.25 is: 3,780.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.85 : 5,615.49 = 2,737.25 : x
  2. Step 2: Convert to fraction form
    4,065.85/5,615.49 = 2,737.25/x
  3. Step 3: Cross multiply
    4,065.85x = 5,615.49 × 2,737.25
  4. Step 4: Simplify right side
    4,065.85x = 15,371,003.25
  5. Step 5: Solve for x
    x = 15,371,003.25/4,065.85
  6. Step 6: Final answer
    x = 3,780.51

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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.