Home / 5,698.17-7,863.45-3,180.26

Finding the Fourth Proportional to 5,698.17, 7,863.45 and 3,180.26

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Solution

The fourth proportional to 5,698.17, 7,863.45 and 3,180.26 is: 4,388.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,698.17 : 7,863.45 = 3,180.26 : x
  2. Step 2: Convert to fraction form
    5,698.17/7,863.45 = 3,180.26/x
  3. Step 3: Cross multiply
    5,698.17x = 7,863.45 × 3,180.26
  4. Step 4: Simplify right side
    5,698.17x = 25,007,776.18
  5. Step 5: Solve for x
    x = 25,007,776.18/5,698.17
  6. Step 6: Final answer
    x = 4,388.74

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Half scale
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Double scale
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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.