Home / 2,450.32-3,379.14-1,889.91

Finding the Fourth Proportional to 2,450.32, 3,379.14 and 1,889.91

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Solution

The fourth proportional to 2,450.32, 3,379.14 and 1,889.91 is: 2,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.32 : 3,379.14 = 1,889.91 : x
  2. Step 2: Convert to fraction form
    2,450.32/3,379.14 = 1,889.91/x
  3. Step 3: Cross multiply
    2,450.32x = 3,379.14 × 1,889.91
  4. Step 4: Simplify right side
    2,450.32x = 6,386,270.48
  5. Step 5: Solve for x
    x = 6,386,270.48/2,450.32
  6. Step 6: Final answer
    x = 2,606.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.