Home / 4,162.51-6,244.19-1,388.44

Finding the Fourth Proportional to 4,162.51, 6,244.19 and 1,388.44

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Solution

The fourth proportional to 4,162.51, 6,244.19 and 1,388.44 is: 2,082.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,162.51 : 6,244.19 = 1,388.44 : x
  2. Step 2: Convert to fraction form
    4,162.51/6,244.19 = 1,388.44/x
  3. Step 3: Cross multiply
    4,162.51x = 6,244.19 × 1,388.44
  4. Step 4: Simplify right side
    4,162.51x = 8,669,689.23
  5. Step 5: Solve for x
    x = 8,669,689.23/4,162.51
  6. Step 6: Final answer
    x = 2,082.81

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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.