Home / 5,411.17-7,467.08-3,020.99

Finding the Fourth Proportional to 5,411.17, 7,467.08 and 3,020.99

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Solution

The fourth proportional to 5,411.17, 7,467.08 and 3,020.99 is: 4,168.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,411.17 : 7,467.08 = 3,020.99 : x
  2. Step 2: Convert to fraction form
    5,411.17/7,467.08 = 3,020.99/x
  3. Step 3: Cross multiply
    5,411.17x = 7,467.08 × 3,020.99
  4. Step 4: Simplify right side
    5,411.17x = 22,557,960.90
  5. Step 5: Solve for x
    x = 22,557,960.90/5,411.17
  6. Step 6: Final answer
    x = 4,168.78

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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.