Home / 5,505.14-8,257.71-2,386.10

Finding the Fourth Proportional to 5,505.14, 8,257.71 and 2,386.10

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Solution

The fourth proportional to 5,505.14, 8,257.71 and 2,386.10 is: 3,579.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.14 : 8,257.71 = 2,386.10 : x
  2. Step 2: Convert to fraction form
    5,505.14/8,257.71 = 2,386.10/x
  3. Step 3: Cross multiply
    5,505.14x = 8,257.71 × 2,386.10
  4. Step 4: Simplify right side
    5,505.14x = 19,703,721.83
  5. Step 5: Solve for x
    x = 19,703,721.83/5,505.14
  6. Step 6: Final answer
    x = 3,579.15

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.