Home / 4,027.68-5,583.95-3,885.12

Finding the Fourth Proportional to 4,027.68, 5,583.95 and 3,885.12

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Solution

The fourth proportional to 4,027.68, 5,583.95 and 3,885.12 is: 5,386.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,027.68 : 5,583.95 = 3,885.12 : x
  2. Step 2: Convert to fraction form
    4,027.68/5,583.95 = 3,885.12/x
  3. Step 3: Cross multiply
    4,027.68x = 5,583.95 × 3,885.12
  4. Step 4: Simplify right side
    4,027.68x = 21,694,315.82
  5. Step 5: Solve for x
    x = 21,694,315.82/4,027.68
  6. Step 6: Final answer
    x = 5,386.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.