Home / 4,729.25-6,527.72-3,161.90

Finding the Fourth Proportional to 4,729.25, 6,527.72 and 3,161.90

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Solution

The fourth proportional to 4,729.25, 6,527.72 and 3,161.90 is: 4,364.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.25 : 6,527.72 = 3,161.90 : x
  2. Step 2: Convert to fraction form
    4,729.25/6,527.72 = 3,161.90/x
  3. Step 3: Cross multiply
    4,729.25x = 6,527.72 × 3,161.90
  4. Step 4: Simplify right side
    4,729.25x = 20,639,965.23
  5. Step 5: Solve for x
    x = 20,639,965.23/4,729.25
  6. Step 6: Final answer
    x = 4,364.33

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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.