Home / 5,246.20-7,237.80-3,007.28

Finding the Fourth Proportional to 5,246.20, 7,237.80 and 3,007.28

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Solution

The fourth proportional to 5,246.20, 7,237.80 and 3,007.28 is: 4,148.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246.20 : 7,237.80 = 3,007.28 : x
  2. Step 2: Convert to fraction form
    5,246.20/7,237.80 = 3,007.28/x
  3. Step 3: Cross multiply
    5,246.20x = 7,237.80 × 3,007.28
  4. Step 4: Simplify right side
    5,246.20x = 21,766,091.18
  5. Step 5: Solve for x
    x = 21,766,091.18/5,246.20
  6. Step 6: Final answer
    x = 4,148.93

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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.