Home / 3,853.53-5,314.32-2,575.17

Finding the Fourth Proportional to 3,853.53, 5,314.32 and 2,575.17

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Solution

The fourth proportional to 3,853.53, 5,314.32 and 2,575.17 is: 3,551.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853.53 : 5,314.32 = 2,575.17 : x
  2. Step 2: Convert to fraction form
    3,853.53/5,314.32 = 2,575.17/x
  3. Step 3: Cross multiply
    3,853.53x = 5,314.32 × 2,575.17
  4. Step 4: Simplify right side
    3,853.53x = 13,685,277.43
  5. Step 5: Solve for x
    x = 13,685,277.43/3,853.53
  6. Step 6: Final answer
    x = 3,551.36

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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.