Home / 5,106.27-7,046.14-3,117.32

Finding the Fourth Proportional to 5,106.27, 7,046.14 and 3,117.32

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Solution

The fourth proportional to 5,106.27, 7,046.14 and 3,117.32 is: 4,301.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106.27 : 7,046.14 = 3,117.32 : x
  2. Step 2: Convert to fraction form
    5,106.27/7,046.14 = 3,117.32/x
  3. Step 3: Cross multiply
    5,106.27x = 7,046.14 × 3,117.32
  4. Step 4: Simplify right side
    5,106.27x = 21,965,073.14
  5. Step 5: Solve for x
    x = 21,965,073.14/5,106.27
  6. Step 6: Final answer
    x = 4,301.59

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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.