Home / 5,418.77-8,127.57-3,674.96

Finding the Fourth Proportional to 5,418.77, 8,127.57 and 3,674.96

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Solution

The fourth proportional to 5,418.77, 8,127.57 and 3,674.96 is: 5,512.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418.77 : 8,127.57 = 3,674.96 : x
  2. Step 2: Convert to fraction form
    5,418.77/8,127.57 = 3,674.96/x
  3. Step 3: Cross multiply
    5,418.77x = 8,127.57 × 3,674.96
  4. Step 4: Simplify right side
    5,418.77x = 29,868,490.12
  5. Step 5: Solve for x
    x = 29,868,490.12/5,418.77
  6. Step 6: Final answer
    x = 5,512.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.