Home / 7,908.20-11,864.19-2,362.00

Finding the Fourth Proportional to 7,908.20, 11,864.19 and 2,362.00

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Solution

The fourth proportional to 7,908.20, 11,864.19 and 2,362.00 is: 3,543.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.20 : 11,864.19 = 2,362.00 : x
  2. Step 2: Convert to fraction form
    7,908.20/11,864.19 = 2,362.00/x
  3. Step 3: Cross multiply
    7,908.20x = 11,864.19 × 2,362.00
  4. Step 4: Simplify right side
    7,908.20x = 28,023,157.46
  5. Step 5: Solve for x
    x = 28,023,157.46/7,908.20
  6. Step 6: Final answer
    x = 3,543.56

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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.