Home / 4,073.66-5,618.57-2,816.81

Finding the Fourth Proportional to 4,073.66, 5,618.57 and 2,816.81

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Solution

The fourth proportional to 4,073.66, 5,618.57 and 2,816.81 is: 3,885.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.66 : 5,618.57 = 2,816.81 : x
  2. Step 2: Convert to fraction form
    4,073.66/5,618.57 = 2,816.81/x
  3. Step 3: Cross multiply
    4,073.66x = 5,618.57 × 2,816.81
  4. Step 4: Simplify right side
    4,073.66x = 15,826,401.98
  5. Step 5: Solve for x
    x = 15,826,401.98/4,073.66
  6. Step 6: Final answer
    x = 3,885.06

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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.