Home / 5,117.74-7,067.55-4,826.86

Finding the Fourth Proportional to 5,117.74, 7,067.55 and 4,826.86

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Solution

The fourth proportional to 5,117.74, 7,067.55 and 4,826.86 is: 6,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.74 : 7,067.55 = 4,826.86 : x
  2. Step 2: Convert to fraction form
    5,117.74/7,067.55 = 4,826.86/x
  3. Step 3: Cross multiply
    5,117.74x = 7,067.55 × 4,826.86
  4. Step 4: Simplify right side
    5,117.74x = 34,114,074.39
  5. Step 5: Solve for x
    x = 34,114,074.39/5,117.74
  6. Step 6: Final answer
    x = 6,665.85

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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.