Home / 3,070.66-4,601.26-1,425.28

Finding the Fourth Proportional to 3,070.66, 4,601.26 and 1,425.28

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Solution

The fourth proportional to 3,070.66, 4,601.26 and 1,425.28 is: 2,135.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.66 : 4,601.26 = 1,425.28 : x
  2. Step 2: Convert to fraction form
    3,070.66/4,601.26 = 1,425.28/x
  3. Step 3: Cross multiply
    3,070.66x = 4,601.26 × 1,425.28
  4. Step 4: Simplify right side
    3,070.66x = 6,558,083.85
  5. Step 5: Solve for x
    x = 6,558,083.85/3,070.66
  6. Step 6: Final answer
    x = 2,135.72

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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.