Home / 4,839.31-7,258.97-1,376.56

Finding the Fourth Proportional to 4,839.31, 7,258.97 and 1,376.56

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Solution

The fourth proportional to 4,839.31, 7,258.97 and 1,376.56 is: 2,064.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.31 : 7,258.97 = 1,376.56 : x
  2. Step 2: Convert to fraction form
    4,839.31/7,258.97 = 1,376.56/x
  3. Step 3: Cross multiply
    4,839.31x = 7,258.97 × 1,376.56
  4. Step 4: Simplify right side
    4,839.31x = 9,992,407.74
  5. Step 5: Solve for x
    x = 9,992,407.74/4,839.31
  6. Step 6: Final answer
    x = 2,064.84

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1.5x scale

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.