Home / 3,669.09-5,064.08-2,490.54

Finding the Fourth Proportional to 3,669.09, 5,064.08 and 2,490.54

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Solution

The fourth proportional to 3,669.09, 5,064.08 and 2,490.54 is: 3,437.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.09 : 5,064.08 = 2,490.54 : x
  2. Step 2: Convert to fraction form
    3,669.09/5,064.08 = 2,490.54/x
  3. Step 3: Cross multiply
    3,669.09x = 5,064.08 × 2,490.54
  4. Step 4: Simplify right side
    3,669.09x = 12,612,293.80
  5. Step 5: Solve for x
    x = 12,612,293.80/3,669.09
  6. Step 6: Final answer
    x = 3,437.44

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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.