Home / 7,948.23-11,923.02-2,104.76

Finding the Fourth Proportional to 7,948.23, 11,923.02 and 2,104.76

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Solution

The fourth proportional to 7,948.23, 11,923.02 and 2,104.76 is: 3,157.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.23 : 11,923.02 = 2,104.76 : x
  2. Step 2: Convert to fraction form
    7,948.23/11,923.02 = 2,104.76/x
  3. Step 3: Cross multiply
    7,948.23x = 11,923.02 × 2,104.76
  4. Step 4: Simplify right side
    7,948.23x = 25,095,035.96
  5. Step 5: Solve for x
    x = 25,095,035.96/7,948.23
  6. Step 6: Final answer
    x = 3,157.31

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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.