Home / 4,121.22-6,210.80-3,710.82

Finding the Fourth Proportional to 4,121.22, 6,210.80 and 3,710.82

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Solution

The fourth proportional to 4,121.22, 6,210.80 and 3,710.82 is: 5,592.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.22 : 6,210.80 = 3,710.82 : x
  2. Step 2: Convert to fraction form
    4,121.22/6,210.80 = 3,710.82/x
  3. Step 3: Cross multiply
    4,121.22x = 6,210.80 × 3,710.82
  4. Step 4: Simplify right side
    4,121.22x = 23,047,142.30
  5. Step 5: Solve for x
    x = 23,047,142.30/4,121.22
  6. Step 6: Final answer
    x = 5,592.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.