Home / 2,488.44-3,434.12-1,369.41

Finding the Fourth Proportional to 2,488.44, 3,434.12 and 1,369.41

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Solution

The fourth proportional to 2,488.44, 3,434.12 and 1,369.41 is: 1,889.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488.44 : 3,434.12 = 1,369.41 : x
  2. Step 2: Convert to fraction form
    2,488.44/3,434.12 = 1,369.41/x
  3. Step 3: Cross multiply
    2,488.44x = 3,434.12 × 1,369.41
  4. Step 4: Simplify right side
    2,488.44x = 4,702,718.27
  5. Step 5: Solve for x
    x = 4,702,718.27/2,488.44
  6. Step 6: Final answer
    x = 1,889.83

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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.