Home / 3,154.16-4,733.26-2,115.33

Finding the Fourth Proportional to 3,154.16, 4,733.26 and 2,115.33

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Solution

The fourth proportional to 3,154.16, 4,733.26 and 2,115.33 is: 3,174.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.16 : 4,733.26 = 2,115.33 : x
  2. Step 2: Convert to fraction form
    3,154.16/4,733.26 = 2,115.33/x
  3. Step 3: Cross multiply
    3,154.16x = 4,733.26 × 2,115.33
  4. Step 4: Simplify right side
    3,154.16x = 10,012,396.30
  5. Step 5: Solve for x
    x = 10,012,396.30/3,154.16
  6. Step 6: Final answer
    x = 3,174.35

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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.