Home / 3,701.17-5,106.76-2,208.79

Finding the Fourth Proportional to 3,701.17, 5,106.76 and 2,208.79

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Solution

The fourth proportional to 3,701.17, 5,106.76 and 2,208.79 is: 3,047.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701.17 : 5,106.76 = 2,208.79 : x
  2. Step 2: Convert to fraction form
    3,701.17/5,106.76 = 2,208.79/x
  3. Step 3: Cross multiply
    3,701.17x = 5,106.76 × 2,208.79
  4. Step 4: Simplify right side
    3,701.17x = 11,279,760.42
  5. Step 5: Solve for x
    x = 11,279,760.42/3,701.17
  6. Step 6: Final answer
    x = 3,047.62

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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.