Home / 4,138.35-6,208.55-1,507.29

Finding the Fourth Proportional to 4,138.35, 6,208.55 and 1,507.29

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Solution

The fourth proportional to 4,138.35, 6,208.55 and 1,507.29 is: 2,261.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.35 : 6,208.55 = 1,507.29 : x
  2. Step 2: Convert to fraction form
    4,138.35/6,208.55 = 1,507.29/x
  3. Step 3: Cross multiply
    4,138.35x = 6,208.55 × 1,507.29
  4. Step 4: Simplify right side
    4,138.35x = 9,358,085.33
  5. Step 5: Solve for x
    x = 9,358,085.33/4,138.35
  6. Step 6: Final answer
    x = 2,261.31

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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.