Home / 7,898.22-11,842.92-4,970.25

Finding the Fourth Proportional to 7,898.22, 11,842.92 and 4,970.25

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Solution

The fourth proportional to 7,898.22, 11,842.92 and 4,970.25 is: 7,452.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.22 : 11,842.92 = 4,970.25 : x
  2. Step 2: Convert to fraction form
    7,898.22/11,842.92 = 4,970.25/x
  3. Step 3: Cross multiply
    7,898.22x = 11,842.92 × 4,970.25
  4. Step 4: Simplify right side
    7,898.22x = 58,862,273.13
  5. Step 5: Solve for x
    x = 58,862,273.13/7,898.22
  6. Step 6: Final answer
    x = 7,452.60

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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.