Home / 4,904.40-6,765.56-3,134.15

Finding the Fourth Proportional to 4,904.40, 6,765.56 and 3,134.15

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Solution

The fourth proportional to 4,904.40, 6,765.56 and 3,134.15 is: 4,323.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.40 : 6,765.56 = 3,134.15 : x
  2. Step 2: Convert to fraction form
    4,904.40/6,765.56 = 3,134.15/x
  3. Step 3: Cross multiply
    4,904.40x = 6,765.56 × 3,134.15
  4. Step 4: Simplify right side
    4,904.40x = 21,204,230.38
  5. Step 5: Solve for x
    x = 21,204,230.38/4,904.40
  6. Step 6: Final answer
    x = 4,323.51

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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.