Home / 4,135.57-6,203.56-1,670.09

Finding the Fourth Proportional to 4,135.57, 6,203.56 and 1,670.09

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Solution

The fourth proportional to 4,135.57, 6,203.56 and 1,670.09 is: 2,505.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.57 : 6,203.56 = 1,670.09 : x
  2. Step 2: Convert to fraction form
    4,135.57/6,203.56 = 1,670.09/x
  3. Step 3: Cross multiply
    4,135.57x = 6,203.56 × 1,670.09
  4. Step 4: Simplify right side
    4,135.57x = 10,360,503.52
  5. Step 5: Solve for x
    x = 10,360,503.52/4,135.57
  6. Step 6: Final answer
    x = 2,505.22

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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.