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Finding the Fourth Proportional to 7,044.58, 10,560.04 and 3,921.74

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Solution

The fourth proportional to 7,044.58, 10,560.04 and 3,921.74 is: 5,878.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,044.58 : 10,560.04 = 3,921.74 : x
  2. Step 2: Convert to fraction form
    7,044.58/10,560.04 = 3,921.74/x
  3. Step 3: Cross multiply
    7,044.58x = 10,560.04 × 3,921.74
  4. Step 4: Simplify right side
    7,044.58x = 41,413,731.27
  5. Step 5: Solve for x
    x = 41,413,731.27/7,044.58
  6. Step 6: Final answer
    x = 5,878.81

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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.