Home / 6,042.72-9,064.92-2,146.20

Finding the Fourth Proportional to 6,042.72, 9,064.92 and 2,146.20

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Solution

The fourth proportional to 6,042.72, 9,064.92 and 2,146.20 is: 3,219.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,042.72 : 9,064.92 = 2,146.20 : x
  2. Step 2: Convert to fraction form
    6,042.72/9,064.92 = 2,146.20/x
  3. Step 3: Cross multiply
    6,042.72x = 9,064.92 × 2,146.20
  4. Step 4: Simplify right side
    6,042.72x = 19,455,131.30
  5. Step 5: Solve for x
    x = 19,455,131.30/6,042.72
  6. Step 6: Final answer
    x = 3,219.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.