Home / 5,446.63-7,519.19-3,680.63

Finding the Fourth Proportional to 5,446.63, 7,519.19 and 3,680.63

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Solution

The fourth proportional to 5,446.63, 7,519.19 and 3,680.63 is: 5,081.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.63 : 7,519.19 = 3,680.63 : x
  2. Step 2: Convert to fraction form
    5,446.63/7,519.19 = 3,680.63/x
  3. Step 3: Cross multiply
    5,446.63x = 7,519.19 × 3,680.63
  4. Step 4: Simplify right side
    5,446.63x = 27,675,356.29
  5. Step 5: Solve for x
    x = 27,675,356.29/5,446.63
  6. Step 6: Final answer
    x = 5,081.19

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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.