Home / 4,889.52-6,747.56-4,712.94

Finding the Fourth Proportional to 4,889.52, 6,747.56 and 4,712.94

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Solution

The fourth proportional to 4,889.52, 6,747.56 and 4,712.94 is: 6,503.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.52 : 6,747.56 = 4,712.94 : x
  2. Step 2: Convert to fraction form
    4,889.52/6,747.56 = 4,712.94/x
  3. Step 3: Cross multiply
    4,889.52x = 6,747.56 × 4,712.94
  4. Step 4: Simplify right side
    4,889.52x = 31,800,845.43
  5. Step 5: Solve for x
    x = 31,800,845.43/4,889.52
  6. Step 6: Final answer
    x = 6,503.88

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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.