Home / 5,010.85-6,912.77-3,020.23

Finding the Fourth Proportional to 5,010.85, 6,912.77 and 3,020.23

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Solution

The fourth proportional to 5,010.85, 6,912.77 and 3,020.23 is: 4,166.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.85 : 6,912.77 = 3,020.23 : x
  2. Step 2: Convert to fraction form
    5,010.85/6,912.77 = 3,020.23/x
  3. Step 3: Cross multiply
    5,010.85x = 6,912.77 × 3,020.23
  4. Step 4: Simplify right side
    5,010.85x = 20,878,140.24
  5. Step 5: Solve for x
    x = 20,878,140.24/5,010.85
  6. Step 6: Final answer
    x = 4,166.59

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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.