Home / 4,115.49-5,680.26-2,623.07

Finding the Fourth Proportional to 4,115.49, 5,680.26 and 2,623.07

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Solution

The fourth proportional to 4,115.49, 5,680.26 and 2,623.07 is: 3,620.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.49 : 5,680.26 = 2,623.07 : x
  2. Step 2: Convert to fraction form
    4,115.49/5,680.26 = 2,623.07/x
  3. Step 3: Cross multiply
    4,115.49x = 5,680.26 × 2,623.07
  4. Step 4: Simplify right side
    4,115.49x = 14,899,691.20
  5. Step 5: Solve for x
    x = 14,899,691.20/4,115.49
  6. Step 6: Final answer
    x = 3,620.39

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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.