Home / 5,281.24-7,923.66-1,995.28

Finding the Fourth Proportional to 5,281.24, 7,923.66 and 1,995.28

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Solution

The fourth proportional to 5,281.24, 7,923.66 and 1,995.28 is: 2,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281.24 : 7,923.66 = 1,995.28 : x
  2. Step 2: Convert to fraction form
    5,281.24/7,923.66 = 1,995.28/x
  3. Step 3: Cross multiply
    5,281.24x = 7,923.66 × 1,995.28
  4. Step 4: Simplify right side
    5,281.24x = 15,809,920.32
  5. Step 5: Solve for x
    x = 15,809,920.32/5,281.24
  6. Step 6: Final answer
    x = 2,993.60

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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.