Home / 10,067.60-13,894.08-5,591.76

Finding the Fourth Proportional to 10,067.60, 13,894.08 and 5,591.76

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Solution

The fourth proportional to 10,067.60, 13,894.08 and 5,591.76 is: 7,717.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,067.60 : 13,894.08 = 5,591.76 : x
  2. Step 2: Convert to fraction form
    10,067.60/13,894.08 = 5,591.76/x
  3. Step 3: Cross multiply
    10,067.60x = 13,894.08 × 5,591.76
  4. Step 4: Simplify right side
    10,067.60x = 77,692,360.78
  5. Step 5: Solve for x
    x = 77,692,360.78/10,067.60
  6. Step 6: Final answer
    x = 7,717.07

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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.