Home / 4,146.53-6,219.79-1,224.79

Finding the Fourth Proportional to 4,146.53, 6,219.79 and 1,224.79

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Solution

The fourth proportional to 4,146.53, 6,219.79 and 1,224.79 is: 1,837.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.53 : 6,219.79 = 1,224.79 : x
  2. Step 2: Convert to fraction form
    4,146.53/6,219.79 = 1,224.79/x
  3. Step 3: Cross multiply
    4,146.53x = 6,219.79 × 1,224.79
  4. Step 4: Simplify right side
    4,146.53x = 7,617,917.98
  5. Step 5: Solve for x
    x = 7,617,917.98/4,146.53
  6. Step 6: Final answer
    x = 1,837.18

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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.