Home / 4,090.52-6,135.78-1,012.52

Finding the Fourth Proportional to 4,090.52, 6,135.78 and 1,012.52

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Solution

The fourth proportional to 4,090.52, 6,135.78 and 1,012.52 is: 1,518.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.52 : 6,135.78 = 1,012.52 : x
  2. Step 2: Convert to fraction form
    4,090.52/6,135.78 = 1,012.52/x
  3. Step 3: Cross multiply
    4,090.52x = 6,135.78 × 1,012.52
  4. Step 4: Simplify right side
    4,090.52x = 6,212,599.97
  5. Step 5: Solve for x
    x = 6,212,599.97/4,090.52
  6. Step 6: Final answer
    x = 1,518.78

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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.