Home / 5,416.60-8,121.66-2,497.36

Finding the Fourth Proportional to 5,416.60, 8,121.66 and 2,497.36

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Solution

The fourth proportional to 5,416.60, 8,121.66 and 2,497.36 is: 3,744.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416.60 : 8,121.66 = 2,497.36 : x
  2. Step 2: Convert to fraction form
    5,416.60/8,121.66 = 2,497.36/x
  3. Step 3: Cross multiply
    5,416.60x = 8,121.66 × 2,497.36
  4. Step 4: Simplify right side
    5,416.60x = 20,282,708.82
  5. Step 5: Solve for x
    x = 20,282,708.82/5,416.60
  6. Step 6: Final answer
    x = 3,744.55

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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.