Home / 5,634.71-7,776.18-3,245.04

Finding the Fourth Proportional to 5,634.71, 7,776.18 and 3,245.04

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Solution

The fourth proportional to 5,634.71, 7,776.18 and 3,245.04 is: 4,478.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.71 : 7,776.18 = 3,245.04 : x
  2. Step 2: Convert to fraction form
    5,634.71/7,776.18 = 3,245.04/x
  3. Step 3: Cross multiply
    5,634.71x = 7,776.18 × 3,245.04
  4. Step 4: Simplify right side
    5,634.71x = 25,234,015.15
  5. Step 5: Solve for x
    x = 25,234,015.15/5,634.71
  6. Step 6: Final answer
    x = 4,478.32

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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.