Home / 5,367.77-7,410.32-4,170.09

Finding the Fourth Proportional to 5,367.77, 7,410.32 and 4,170.09

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Solution

The fourth proportional to 5,367.77, 7,410.32 and 4,170.09 is: 5,756.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367.77 : 7,410.32 = 4,170.09 : x
  2. Step 2: Convert to fraction form
    5,367.77/7,410.32 = 4,170.09/x
  3. Step 3: Cross multiply
    5,367.77x = 7,410.32 × 4,170.09
  4. Step 4: Simplify right side
    5,367.77x = 30,901,652.69
  5. Step 5: Solve for x
    x = 30,901,652.69/5,367.77
  6. Step 6: Final answer
    x = 5,756.89

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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.