Home / 6,351.48-8,765.35-3,833.55

Finding the Fourth Proportional to 6,351.48, 8,765.35 and 3,833.55

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Solution

The fourth proportional to 6,351.48, 8,765.35 and 3,833.55 is: 5,290.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,351.48 : 8,765.35 = 3,833.55 : x
  2. Step 2: Convert to fraction form
    6,351.48/8,765.35 = 3,833.55/x
  3. Step 3: Cross multiply
    6,351.48x = 8,765.35 × 3,833.55
  4. Step 4: Simplify right side
    6,351.48x = 33,602,363.67
  5. Step 5: Solve for x
    x = 33,602,363.67/6,351.48
  6. Step 6: Final answer
    x = 5,290.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.