Home / 5,694.30-7,860.32-4,894.46

Finding the Fourth Proportional to 5,694.30, 7,860.32 and 4,894.46

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Solution

The fourth proportional to 5,694.30, 7,860.32 and 4,894.46 is: 6,756.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694.30 : 7,860.32 = 4,894.46 : x
  2. Step 2: Convert to fraction form
    5,694.30/7,860.32 = 4,894.46/x
  3. Step 3: Cross multiply
    5,694.30x = 7,860.32 × 4,894.46
  4. Step 4: Simplify right side
    5,694.30x = 38,471,958.05
  5. Step 5: Solve for x
    x = 38,471,958.05/5,694.30
  6. Step 6: Final answer
    x = 6,756.22

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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.