Home / 7,512.93-11,257-2,579.86

Finding the Fourth Proportional to 7,512.93, 11,257 and 2,579.86

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Solution

The fourth proportional to 7,512.93, 11,257 and 2,579.86 is: 3,865.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.93 : 11,257 = 2,579.86 : x
  2. Step 2: Convert to fraction form
    7,512.93/11,257 = 2,579.86/x
  3. Step 3: Cross multiply
    7,512.93x = 11,257 × 2,579.86
  4. Step 4: Simplify right side
    7,512.93x = 29,041,484.02
  5. Step 5: Solve for x
    x = 29,041,484.02/7,512.93
  6. Step 6: Final answer
    x = 3,865.53

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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.