Home / 5,010.12-6,910.20-4,217.67

Finding the Fourth Proportional to 5,010.12, 6,910.20 and 4,217.67

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Solution

The fourth proportional to 5,010.12, 6,910.20 and 4,217.67 is: 5,817.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.12 : 6,910.20 = 4,217.67 : x
  2. Step 2: Convert to fraction form
    5,010.12/6,910.20 = 4,217.67/x
  3. Step 3: Cross multiply
    5,010.12x = 6,910.20 × 4,217.67
  4. Step 4: Simplify right side
    5,010.12x = 29,144,943.23
  5. Step 5: Solve for x
    x = 29,144,943.23/5,010.12
  6. Step 6: Final answer
    x = 5,817.21

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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.