Home / 3,909.16-5,855.58-2,344.20

Finding the Fourth Proportional to 3,909.16, 5,855.58 and 2,344.20

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Solution

The fourth proportional to 3,909.16, 5,855.58 and 2,344.20 is: 3,511.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909.16 : 5,855.58 = 2,344.20 : x
  2. Step 2: Convert to fraction form
    3,909.16/5,855.58 = 2,344.20/x
  3. Step 3: Cross multiply
    3,909.16x = 5,855.58 × 2,344.20
  4. Step 4: Simplify right side
    3,909.16x = 13,726,650.64
  5. Step 5: Solve for x
    x = 13,726,650.64/3,909.16
  6. Step 6: Final answer
    x = 3,511.41

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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.