Home / 3,857.82-5,326.08-2,533.84

Finding the Fourth Proportional to 3,857.82, 5,326.08 and 2,533.84

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Solution

The fourth proportional to 3,857.82, 5,326.08 and 2,533.84 is: 3,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857.82 : 5,326.08 = 2,533.84 : x
  2. Step 2: Convert to fraction form
    3,857.82/5,326.08 = 2,533.84/x
  3. Step 3: Cross multiply
    3,857.82x = 5,326.08 × 2,533.84
  4. Step 4: Simplify right side
    3,857.82x = 13,495,434.55
  5. Step 5: Solve for x
    x = 13,495,434.55/3,857.82
  6. Step 6: Final answer
    x = 3,498.20

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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.