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Finding the Fourth Proportional to 4,263.66, 6,365.03 and 3,959.10

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Solution

The fourth proportional to 4,263.66, 6,365.03 and 3,959.10 is: 5,910.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.66 : 6,365.03 = 3,959.10 : x
  2. Step 2: Convert to fraction form
    4,263.66/6,365.03 = 3,959.10/x
  3. Step 3: Cross multiply
    4,263.66x = 6,365.03 × 3,959.10
  4. Step 4: Simplify right side
    4,263.66x = 25,199,770.48
  5. Step 5: Solve for x
    x = 25,199,770.48/4,263.66
  6. Step 6: Final answer
    x = 5,910.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.