Home / 6,197.85-8,552.17-3,645.72

Finding the Fourth Proportional to 6,197.85, 8,552.17 and 3,645.72

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Solution

The fourth proportional to 6,197.85, 8,552.17 and 3,645.72 is: 5,030.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,197.85 : 8,552.17 = 3,645.72 : x
  2. Step 2: Convert to fraction form
    6,197.85/8,552.17 = 3,645.72/x
  3. Step 3: Cross multiply
    6,197.85x = 8,552.17 × 3,645.72
  4. Step 4: Simplify right side
    6,197.85x = 31,178,808.10
  5. Step 5: Solve for x
    x = 31,178,808.10/6,197.85
  6. Step 6: Final answer
    x = 5,030.59

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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.