Home / 5,007.20-6,910.43-2,769.24

Finding the Fourth Proportional to 5,007.20, 6,910.43 and 2,769.24

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Solution

The fourth proportional to 5,007.20, 6,910.43 and 2,769.24 is: 3,821.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.20 : 6,910.43 = 2,769.24 : x
  2. Step 2: Convert to fraction form
    5,007.20/6,910.43 = 2,769.24/x
  3. Step 3: Cross multiply
    5,007.20x = 6,910.43 × 2,769.24
  4. Step 4: Simplify right side
    5,007.20x = 19,136,639.17
  5. Step 5: Solve for x
    x = 19,136,639.17/5,007.20
  6. Step 6: Final answer
    x = 3,821.82

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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.