Home / 5,106.06-7,046.46-2,868.17

Finding the Fourth Proportional to 5,106.06, 7,046.46 and 2,868.17

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Solution

The fourth proportional to 5,106.06, 7,046.46 and 2,868.17 is: 3,958.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106.06 : 7,046.46 = 2,868.17 : x
  2. Step 2: Convert to fraction form
    5,106.06/7,046.46 = 2,868.17/x
  3. Step 3: Cross multiply
    5,106.06x = 7,046.46 × 2,868.17
  4. Step 4: Simplify right side
    5,106.06x = 20,210,409.95
  5. Step 5: Solve for x
    x = 20,210,409.95/5,106.06
  6. Step 6: Final answer
    x = 3,958.12

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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.