Home / 5,256.94-7,874.85-2,616.48

Finding the Fourth Proportional to 5,256.94, 7,874.85 and 2,616.48

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Solution

The fourth proportional to 5,256.94, 7,874.85 and 2,616.48 is: 3,919.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.94 : 7,874.85 = 2,616.48 : x
  2. Step 2: Convert to fraction form
    5,256.94/7,874.85 = 2,616.48/x
  3. Step 3: Cross multiply
    5,256.94x = 7,874.85 × 2,616.48
  4. Step 4: Simplify right side
    5,256.94x = 20,604,387.53
  5. Step 5: Solve for x
    x = 20,604,387.53/5,256.94
  6. Step 6: Final answer
    x = 3,919.46

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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.