Home / 8,063.76-11,130.03-4,920.96

Finding the Fourth Proportional to 8,063.76, 11,130.03 and 4,920.96

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Solution

The fourth proportional to 8,063.76, 11,130.03 and 4,920.96 is: 6,792.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.76 : 11,130.03 = 4,920.96 : x
  2. Step 2: Convert to fraction form
    8,063.76/11,130.03 = 4,920.96/x
  3. Step 3: Cross multiply
    8,063.76x = 11,130.03 × 4,920.96
  4. Step 4: Simplify right side
    8,063.76x = 54,770,432.43
  5. Step 5: Solve for x
    x = 54,770,432.43/8,063.76
  6. Step 6: Final answer
    x = 6,792.17

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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.