Home / 4,694.27-7,041.24-1,920.15

Finding the Fourth Proportional to 4,694.27, 7,041.24 and 1,920.15

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Solution

The fourth proportional to 4,694.27, 7,041.24 and 1,920.15 is: 2,880.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,694.27 : 7,041.24 = 1,920.15 : x
  2. Step 2: Convert to fraction form
    4,694.27/7,041.24 = 1,920.15/x
  3. Step 3: Cross multiply
    4,694.27x = 7,041.24 × 1,920.15
  4. Step 4: Simplify right side
    4,694.27x = 13,520,236.99
  5. Step 5: Solve for x
    x = 13,520,236.99/4,694.27
  6. Step 6: Final answer
    x = 2,880.16

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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.