Home / 8,157.69-11,256.92-4,754.18

Finding the Fourth Proportional to 8,157.69, 11,256.92 and 4,754.18

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Solution

The fourth proportional to 8,157.69, 11,256.92 and 4,754.18 is: 6,560.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,157.69 : 11,256.92 = 4,754.18 : x
  2. Step 2: Convert to fraction form
    8,157.69/11,256.92 = 4,754.18/x
  3. Step 3: Cross multiply
    8,157.69x = 11,256.92 × 4,754.18
  4. Step 4: Simplify right side
    8,157.69x = 53,517,343.87
  5. Step 5: Solve for x
    x = 53,517,343.87/8,157.69
  6. Step 6: Final answer
    x = 6,560.36

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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.