Home / 4,173.74-6,257.37-1,979.18

Finding the Fourth Proportional to 4,173.74, 6,257.37 and 1,979.18

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Solution

The fourth proportional to 4,173.74, 6,257.37 and 1,979.18 is: 2,967.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.74 : 6,257.37 = 1,979.18 : x
  2. Step 2: Convert to fraction form
    4,173.74/6,257.37 = 1,979.18/x
  3. Step 3: Cross multiply
    4,173.74x = 6,257.37 × 1,979.18
  4. Step 4: Simplify right side
    4,173.74x = 12,384,461.56
  5. Step 5: Solve for x
    x = 12,384,461.56/4,173.74
  6. Step 6: Final answer
    x = 2,967.23

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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.