Home / 7,794.82-10,756.29-4,257.28

Finding the Fourth Proportional to 7,794.82, 10,756.29 and 4,257.28

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Solution

The fourth proportional to 7,794.82, 10,756.29 and 4,257.28 is: 5,874.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794.82 : 10,756.29 = 4,257.28 : x
  2. Step 2: Convert to fraction form
    7,794.82/10,756.29 = 4,257.28/x
  3. Step 3: Cross multiply
    7,794.82x = 10,756.29 × 4,257.28
  4. Step 4: Simplify right side
    7,794.82x = 45,792,538.29
  5. Step 5: Solve for x
    x = 45,792,538.29/7,794.82
  6. Step 6: Final answer
    x = 5,874.74

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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.