Home / 6,155.15-9,230.57-1,771.43

Finding the Fourth Proportional to 6,155.15, 9,230.57 and 1,771.43

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Solution

The fourth proportional to 6,155.15, 9,230.57 and 1,771.43 is: 2,656.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,155.15 : 9,230.57 = 1,771.43 : x
  2. Step 2: Convert to fraction form
    6,155.15/9,230.57 = 1,771.43/x
  3. Step 3: Cross multiply
    6,155.15x = 9,230.57 × 1,771.43
  4. Step 4: Simplify right side
    6,155.15x = 16,351,299.76
  5. Step 5: Solve for x
    x = 16,351,299.76/6,155.15
  6. Step 6: Final answer
    x = 2,656.52

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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.