Home / 2,949.56-4,068.30-1,829.30

Finding the Fourth Proportional to 2,949.56, 4,068.30 and 1,829.30

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Solution

The fourth proportional to 2,949.56, 4,068.30 and 1,829.30 is: 2,523.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.56 : 4,068.30 = 1,829.30 : x
  2. Step 2: Convert to fraction form
    2,949.56/4,068.30 = 1,829.30/x
  3. Step 3: Cross multiply
    2,949.56x = 4,068.30 × 1,829.30
  4. Step 4: Simplify right side
    2,949.56x = 7,442,141.19
  5. Step 5: Solve for x
    x = 7,442,141.19/2,949.56
  6. Step 6: Final answer
    x = 2,523.14

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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.