Home / 5,007.17-6,909.30-2,769.10

Finding the Fourth Proportional to 5,007.17, 6,909.30 and 2,769.10

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Solution

The fourth proportional to 5,007.17, 6,909.30 and 2,769.10 is: 3,821.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.17 : 6,909.30 = 2,769.10 : x
  2. Step 2: Convert to fraction form
    5,007.17/6,909.30 = 2,769.10/x
  3. Step 3: Cross multiply
    5,007.17x = 6,909.30 × 2,769.10
  4. Step 4: Simplify right side
    5,007.17x = 19,132,525.36
  5. Step 5: Solve for x
    x = 19,132,525.36/5,007.17
  6. Step 6: Final answer
    x = 3,821.02

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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.