Home / 4,750.08-7,112.34-3,102.54

Finding the Fourth Proportional to 4,750.08, 7,112.34 and 3,102.54

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Solution

The fourth proportional to 4,750.08, 7,112.34 and 3,102.54 is: 4,645.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.08 : 7,112.34 = 3,102.54 : x
  2. Step 2: Convert to fraction form
    4,750.08/7,112.34 = 3,102.54/x
  3. Step 3: Cross multiply
    4,750.08x = 7,112.34 × 3,102.54
  4. Step 4: Simplify right side
    4,750.08x = 22,066,319.34
  5. Step 5: Solve for x
    x = 22,066,319.34/4,750.08
  6. Step 6: Final answer
    x = 4,645.46

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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.