Home / 3,899.46-5,853.23-2,259.21

Finding the Fourth Proportional to 3,899.46, 5,853.23 and 2,259.21

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Solution

The fourth proportional to 3,899.46, 5,853.23 and 2,259.21 is: 3,391.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899.46 : 5,853.23 = 2,259.21 : x
  2. Step 2: Convert to fraction form
    3,899.46/5,853.23 = 2,259.21/x
  3. Step 3: Cross multiply
    3,899.46x = 5,853.23 × 2,259.21
  4. Step 4: Simplify right side
    3,899.46x = 13,223,652.13
  5. Step 5: Solve for x
    x = 13,223,652.13/3,899.46
  6. Step 6: Final answer
    x = 3,391.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.