Home / 5,410.20-8,067.80-5,360.92

Finding the Fourth Proportional to 5,410.20, 8,067.80 and 5,360.92

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Solution

The fourth proportional to 5,410.20, 8,067.80 and 5,360.92 is: 7,994.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.20 : 8,067.80 = 5,360.92 : x
  2. Step 2: Convert to fraction form
    5,410.20/8,067.80 = 5,360.92/x
  3. Step 3: Cross multiply
    5,410.20x = 8,067.80 × 5,360.92
  4. Step 4: Simplify right side
    5,410.20x = 43,250,830.38
  5. Step 5: Solve for x
    x = 43,250,830.38/5,410.20
  6. Step 6: Final answer
    x = 7,994.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.