Home / 3,646.41-5,032.49-2,806.44

Finding the Fourth Proportional to 3,646.41, 5,032.49 and 2,806.44

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Solution

The fourth proportional to 3,646.41, 5,032.49 and 2,806.44 is: 3,873.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.41 : 5,032.49 = 2,806.44 : x
  2. Step 2: Convert to fraction form
    3,646.41/5,032.49 = 2,806.44/x
  3. Step 3: Cross multiply
    3,646.41x = 5,032.49 × 2,806.44
  4. Step 4: Simplify right side
    3,646.41x = 14,123,381.24
  5. Step 5: Solve for x
    x = 14,123,381.24/3,646.41
  6. Step 6: Final answer
    x = 3,873.23

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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.