Home / 4,115.16-6,172.74-1,193.76

Finding the Fourth Proportional to 4,115.16, 6,172.74 and 1,193.76

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Solution

The fourth proportional to 4,115.16, 6,172.74 and 1,193.76 is: 1,790.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.16 : 6,172.74 = 1,193.76 : x
  2. Step 2: Convert to fraction form
    4,115.16/6,172.74 = 1,193.76/x
  3. Step 3: Cross multiply
    4,115.16x = 6,172.74 × 1,193.76
  4. Step 4: Simplify right side
    4,115.16x = 7,368,770.10
  5. Step 5: Solve for x
    x = 7,368,770.10/4,115.16
  6. Step 6: Final answer
    x = 1,790.64

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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.