Home / 3,184.85-4,395.46-3,082.79

Finding the Fourth Proportional to 3,184.85, 4,395.46 and 3,082.79

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Solution

The fourth proportional to 3,184.85, 4,395.46 and 3,082.79 is: 4,254.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.85 : 4,395.46 = 3,082.79 : x
  2. Step 2: Convert to fraction form
    3,184.85/4,395.46 = 3,082.79/x
  3. Step 3: Cross multiply
    3,184.85x = 4,395.46 × 3,082.79
  4. Step 4: Simplify right side
    3,184.85x = 13,550,280.13
  5. Step 5: Solve for x
    x = 13,550,280.13/3,184.85
  6. Step 6: Final answer
    x = 4,254.61

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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.