Home / 2,699.10-4,049.56-1,775.10

Finding the Fourth Proportional to 2,699.10, 4,049.56 and 1,775.10

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Solution

The fourth proportional to 2,699.10, 4,049.56 and 1,775.10 is: 2,663.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699.10 : 4,049.56 = 1,775.10 : x
  2. Step 2: Convert to fraction form
    2,699.10/4,049.56 = 1,775.10/x
  3. Step 3: Cross multiply
    2,699.10x = 4,049.56 × 1,775.10
  4. Step 4: Simplify right side
    2,699.10x = 7,188,373.96
  5. Step 5: Solve for x
    x = 7,188,373.96/2,699.10
  6. Step 6: Final answer
    x = 2,663.25

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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.