Home / 3,881.83-5,353.20-2,608.59

Finding the Fourth Proportional to 3,881.83, 5,353.20 and 2,608.59

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Solution

The fourth proportional to 3,881.83, 5,353.20 and 2,608.59 is: 3,597.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881.83 : 5,353.20 = 2,608.59 : x
  2. Step 2: Convert to fraction form
    3,881.83/5,353.20 = 2,608.59/x
  3. Step 3: Cross multiply
    3,881.83x = 5,353.20 × 2,608.59
  4. Step 4: Simplify right side
    3,881.83x = 13,964,303.99
  5. Step 5: Solve for x
    x = 13,964,303.99/3,881.83
  6. Step 6: Final answer
    x = 3,597.35

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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.