Home / 4,095.36-6,141.78-1,172.88

Finding the Fourth Proportional to 4,095.36, 6,141.78 and 1,172.88

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Solution

The fourth proportional to 4,095.36, 6,141.78 and 1,172.88 is: 1,758.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,095.36 : 6,141.78 = 1,172.88 : x
  2. Step 2: Convert to fraction form
    4,095.36/6,141.78 = 1,172.88/x
  3. Step 3: Cross multiply
    4,095.36x = 6,141.78 × 1,172.88
  4. Step 4: Simplify right side
    4,095.36x = 7,203,570.93
  5. Step 5: Solve for x
    x = 7,203,570.93/4,095.36
  6. Step 6: Final answer
    x = 1,758.96

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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.