Home / 4,947.62-6,828.30-3,060.45

Finding the Fourth Proportional to 4,947.62, 6,828.30 and 3,060.45

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Solution

The fourth proportional to 4,947.62, 6,828.30 and 3,060.45 is: 4,223.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.62 : 6,828.30 = 3,060.45 : x
  2. Step 2: Convert to fraction form
    4,947.62/6,828.30 = 3,060.45/x
  3. Step 3: Cross multiply
    4,947.62x = 6,828.30 × 3,060.45
  4. Step 4: Simplify right side
    4,947.62x = 20,897,670.74
  5. Step 5: Solve for x
    x = 20,897,670.74/4,947.62
  6. Step 6: Final answer
    x = 4,223.79

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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.