Home / 5,261.68-7,894.14-2,663.74

Finding the Fourth Proportional to 5,261.68, 7,894.14 and 2,663.74

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Solution

The fourth proportional to 5,261.68, 7,894.14 and 2,663.74 is: 3,996.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.68 : 7,894.14 = 2,663.74 : x
  2. Step 2: Convert to fraction form
    5,261.68/7,894.14 = 2,663.74/x
  3. Step 3: Cross multiply
    5,261.68x = 7,894.14 × 2,663.74
  4. Step 4: Simplify right side
    5,261.68x = 21,027,936.48
  5. Step 5: Solve for x
    x = 21,027,936.48/5,261.68
  6. Step 6: Final answer
    x = 3,996.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.