Home / 7,794.18-10,755.91-4,257.39

Finding the Fourth Proportional to 7,794.18, 10,755.91 and 4,257.39

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Solution

The fourth proportional to 7,794.18, 10,755.91 and 4,257.39 is: 5,875.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794.18 : 10,755.91 = 4,257.39 : x
  2. Step 2: Convert to fraction form
    7,794.18/10,755.91 = 4,257.39/x
  3. Step 3: Cross multiply
    7,794.18x = 10,755.91 × 4,257.39
  4. Step 4: Simplify right side
    7,794.18x = 45,792,103.67
  5. Step 5: Solve for x
    x = 45,792,103.67/7,794.18
  6. Step 6: Final answer
    x = 5,875.17

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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.