Home / 4,211.54-5,810.74-2,720.33

Finding the Fourth Proportional to 4,211.54, 5,810.74 and 2,720.33

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Solution

The fourth proportional to 4,211.54, 5,810.74 and 2,720.33 is: 3,753.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.54 : 5,810.74 = 2,720.33 : x
  2. Step 2: Convert to fraction form
    4,211.54/5,810.74 = 2,720.33/x
  3. Step 3: Cross multiply
    4,211.54x = 5,810.74 × 2,720.33
  4. Step 4: Simplify right side
    4,211.54x = 15,807,148.97
  5. Step 5: Solve for x
    x = 15,807,148.97/4,211.54
  6. Step 6: Final answer
    x = 3,753.29

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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.