Home / 4,116.16-6,172.68-1,342.18

Finding the Fourth Proportional to 4,116.16, 6,172.68 and 1,342.18

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Solution

The fourth proportional to 4,116.16, 6,172.68 and 1,342.18 is: 2,012.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,116.16 : 6,172.68 = 1,342.18 : x
  2. Step 2: Convert to fraction form
    4,116.16/6,172.68 = 1,342.18/x
  3. Step 3: Cross multiply
    4,116.16x = 6,172.68 × 1,342.18
  4. Step 4: Simplify right side
    4,116.16x = 8,284,816.78
  5. Step 5: Solve for x
    x = 8,284,816.78/4,116.16
  6. Step 6: Final answer
    x = 2,012.76

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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.