Home / 5,442.49-8,164.82-2,110.65

Finding the Fourth Proportional to 5,442.49, 8,164.82 and 2,110.65

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Solution

The fourth proportional to 5,442.49, 8,164.82 and 2,110.65 is: 3,166.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.49 : 8,164.82 = 2,110.65 : x
  2. Step 2: Convert to fraction form
    5,442.49/8,164.82 = 2,110.65/x
  3. Step 3: Cross multiply
    5,442.49x = 8,164.82 × 2,110.65
  4. Step 4: Simplify right side
    5,442.49x = 17,233,077.33
  5. Step 5: Solve for x
    x = 17,233,077.33/5,442.49
  6. Step 6: Final answer
    x = 3,166.40

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.