Home / 3,813.74-5,261.79-2,552.80

Finding the Fourth Proportional to 3,813.74, 5,261.79 and 2,552.80

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Solution

The fourth proportional to 3,813.74, 5,261.79 and 2,552.80 is: 3,522.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.74 : 5,261.79 = 2,552.80 : x
  2. Step 2: Convert to fraction form
    3,813.74/5,261.79 = 2,552.80/x
  3. Step 3: Cross multiply
    3,813.74x = 5,261.79 × 2,552.80
  4. Step 4: Simplify right side
    3,813.74x = 13,432,271.20
  5. Step 5: Solve for x
    x = 13,432,271.20/3,813.74
  6. Step 6: Final answer
    x = 3,522.07

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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.