Home / 5,007.49-6,910.38-2,769.32

Finding the Fourth Proportional to 5,007.49, 6,910.38 and 2,769.32

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Solution

The fourth proportional to 5,007.49, 6,910.38 and 2,769.32 is: 3,821.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.49 : 6,910.38 = 2,769.32 : x
  2. Step 2: Convert to fraction form
    5,007.49/6,910.38 = 2,769.32/x
  3. Step 3: Cross multiply
    5,007.49x = 6,910.38 × 2,769.32
  4. Step 4: Simplify right side
    5,007.49x = 19,137,070.82
  5. Step 5: Solve for x
    x = 19,137,070.82/5,007.49
  6. Step 6: Final answer
    x = 3,821.69

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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.