Home / 7,845.07-11,766.58-2,001.32

Finding the Fourth Proportional to 7,845.07, 11,766.58 and 2,001.32

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Solution

The fourth proportional to 7,845.07, 11,766.58 and 2,001.32 is: 3,001.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.07 : 11,766.58 = 2,001.32 : x
  2. Step 2: Convert to fraction form
    7,845.07/11,766.58 = 2,001.32/x
  3. Step 3: Cross multiply
    7,845.07x = 11,766.58 × 2,001.32
  4. Step 4: Simplify right side
    7,845.07x = 23,548,691.89
  5. Step 5: Solve for x
    x = 23,548,691.89/7,845.07
  6. Step 6: Final answer
    x = 3,001.72

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1.5x scale

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.