Home / 3,490.47-4,813.97-2,369.57

Finding the Fourth Proportional to 3,490.47, 4,813.97 and 2,369.57

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Solution

The fourth proportional to 3,490.47, 4,813.97 and 2,369.57 is: 3,268.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.47 : 4,813.97 = 2,369.57 : x
  2. Step 2: Convert to fraction form
    3,490.47/4,813.97 = 2,369.57/x
  3. Step 3: Cross multiply
    3,490.47x = 4,813.97 × 2,369.57
  4. Step 4: Simplify right side
    3,490.47x = 11,407,002.98
  5. Step 5: Solve for x
    x = 11,407,002.98/3,490.47
  6. Step 6: Final answer
    x = 3,268.04

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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.