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Finding the Fourth Proportional to 3,803.52, 5,252.16 and 3,679.52

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Solution

The fourth proportional to 3,803.52, 5,252.16 and 3,679.52 is: 5,080.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.52 : 5,252.16 = 3,679.52 : x
  2. Step 2: Convert to fraction form
    3,803.52/5,252.16 = 3,679.52/x
  3. Step 3: Cross multiply
    3,803.52x = 5,252.16 × 3,679.52
  4. Step 4: Simplify right side
    3,803.52x = 19,325,427.76
  5. Step 5: Solve for x
    x = 19,325,427.76/3,803.52
  6. Step 6: Final answer
    x = 5,080.93

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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.