Home / 3,808.97-5,256.75-2,393.72

Finding the Fourth Proportional to 3,808.97, 5,256.75 and 2,393.72

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Solution

The fourth proportional to 3,808.97, 5,256.75 and 2,393.72 is: 3,303.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.97 : 5,256.75 = 2,393.72 : x
  2. Step 2: Convert to fraction form
    3,808.97/5,256.75 = 2,393.72/x
  3. Step 3: Cross multiply
    3,808.97x = 5,256.75 × 2,393.72
  4. Step 4: Simplify right side
    3,808.97x = 12,583,176.55
  5. Step 5: Solve for x
    x = 12,583,176.55/3,808.97
  6. Step 6: Final answer
    x = 3,303.56

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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.