Home / 5,446.32-7,515.33-3,176.91

Finding the Fourth Proportional to 5,446.32, 7,515.33 and 3,176.91

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Solution

The fourth proportional to 5,446.32, 7,515.33 and 3,176.91 is: 4,383.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.32 : 7,515.33 = 3,176.91 : x
  2. Step 2: Convert to fraction form
    5,446.32/7,515.33 = 3,176.91/x
  3. Step 3: Cross multiply
    5,446.32x = 7,515.33 × 3,176.91
  4. Step 4: Simplify right side
    5,446.32x = 23,875,527.03
  5. Step 5: Solve for x
    x = 23,875,527.03/5,446.32
  6. Step 6: Final answer
    x = 4,383.79

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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.