Home / 5,853.50-8,081.70-3,618.66

Finding the Fourth Proportional to 5,853.50, 8,081.70 and 3,618.66

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Solution

The fourth proportional to 5,853.50, 8,081.70 and 3,618.66 is: 4,996.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.50 : 8,081.70 = 3,618.66 : x
  2. Step 2: Convert to fraction form
    5,853.50/8,081.70 = 3,618.66/x
  3. Step 3: Cross multiply
    5,853.50x = 8,081.70 × 3,618.66
  4. Step 4: Simplify right side
    5,853.50x = 29,244,924.52
  5. Step 5: Solve for x
    x = 29,244,924.52/5,853.50
  6. Step 6: Final answer
    x = 4,996.14

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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.