Home / 2,933.04-4,390.92-1,775.28

Finding the Fourth Proportional to 2,933.04, 4,390.92 and 1,775.28

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Solution

The fourth proportional to 2,933.04, 4,390.92 and 1,775.28 is: 2,657.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.04 : 4,390.92 = 1,775.28 : x
  2. Step 2: Convert to fraction form
    2,933.04/4,390.92 = 1,775.28/x
  3. Step 3: Cross multiply
    2,933.04x = 4,390.92 × 1,775.28
  4. Step 4: Simplify right side
    2,933.04x = 7,795,112.46
  5. Step 5: Solve for x
    x = 7,795,112.46/2,933.04
  6. Step 6: Final answer
    x = 2,657.69

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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.