Home / 8,035.15-11,078.16-5,197.52

Finding the Fourth Proportional to 8,035.15, 11,078.16 and 5,197.52

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Solution

The fourth proportional to 8,035.15, 11,078.16 and 5,197.52 is: 7,165.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,035.15 : 11,078.16 = 5,197.52 : x
  2. Step 2: Convert to fraction form
    8,035.15/11,078.16 = 5,197.52/x
  3. Step 3: Cross multiply
    8,035.15x = 11,078.16 × 5,197.52
  4. Step 4: Simplify right side
    8,035.15x = 57,578,958.16
  5. Step 5: Solve for x
    x = 57,578,958.16/8,035.15
  6. Step 6: Final answer
    x = 7,165.88

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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.