Home / 3,824.61-5,277.32-2,253.02

Finding the Fourth Proportional to 3,824.61, 5,277.32 and 2,253.02

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Solution

The fourth proportional to 3,824.61, 5,277.32 and 2,253.02 is: 3,108.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,824.61 : 5,277.32 = 2,253.02 : x
  2. Step 2: Convert to fraction form
    3,824.61/5,277.32 = 2,253.02/x
  3. Step 3: Cross multiply
    3,824.61x = 5,277.32 × 2,253.02
  4. Step 4: Simplify right side
    3,824.61x = 11,889,881.12
  5. Step 5: Solve for x
    x = 11,889,881.12/3,824.61
  6. Step 6: Final answer
    x = 3,108.78

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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.