Home / 7,935.02-11,902.56-2,669.06

Finding the Fourth Proportional to 7,935.02, 11,902.56 and 2,669.06

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Solution

The fourth proportional to 7,935.02, 11,902.56 and 2,669.06 is: 4,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.02 : 11,902.56 = 2,669.06 : x
  2. Step 2: Convert to fraction form
    7,935.02/11,902.56 = 2,669.06/x
  3. Step 3: Cross multiply
    7,935.02x = 11,902.56 × 2,669.06
  4. Step 4: Simplify right side
    7,935.02x = 31,768,646.79
  5. Step 5: Solve for x
    x = 31,768,646.79/7,935.02
  6. Step 6: Final answer
    x = 4,003.60

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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.