Home / 3,816.78-5,264.96-2,753.35

Finding the Fourth Proportional to 3,816.78, 5,264.96 and 2,753.35

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Solution

The fourth proportional to 3,816.78, 5,264.96 and 2,753.35 is: 3,798.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.78 : 5,264.96 = 2,753.35 : x
  2. Step 2: Convert to fraction form
    3,816.78/5,264.96 = 2,753.35/x
  3. Step 3: Cross multiply
    3,816.78x = 5,264.96 × 2,753.35
  4. Step 4: Simplify right side
    3,816.78x = 14,496,277.62
  5. Step 5: Solve for x
    x = 14,496,277.62/3,816.78
  6. Step 6: Final answer
    x = 3,798.04

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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.