Home / 7,743.72-10,680.86-4,761.24

Finding the Fourth Proportional to 7,743.72, 10,680.86 and 4,761.24

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Solution

The fourth proportional to 7,743.72, 10,680.86 and 4,761.24 is: 6,567.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.72 : 10,680.86 = 4,761.24 : x
  2. Step 2: Convert to fraction form
    7,743.72/10,680.86 = 4,761.24/x
  3. Step 3: Cross multiply
    7,743.72x = 10,680.86 × 4,761.24
  4. Step 4: Simplify right side
    7,743.72x = 50,854,137.87
  5. Step 5: Solve for x
    x = 50,854,137.87/7,743.72
  6. Step 6: Final answer
    x = 6,567.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.