Home / 7,418.21-10,236.79-4,061.16

Finding the Fourth Proportional to 7,418.21, 10,236.79 and 4,061.16

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Solution

The fourth proportional to 7,418.21, 10,236.79 and 4,061.16 is: 5,604.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.21 : 10,236.79 = 4,061.16 : x
  2. Step 2: Convert to fraction form
    7,418.21/10,236.79 = 4,061.16/x
  3. Step 3: Cross multiply
    7,418.21x = 10,236.79 × 4,061.16
  4. Step 4: Simplify right side
    7,418.21x = 41,573,252.23
  5. Step 5: Solve for x
    x = 41,573,252.23/7,418.21
  6. Step 6: Final answer
    x = 5,604.22

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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.