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Finding the Fourth Proportional to 4,898.70, 6,773.49 and 4,819.56

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Solution

The fourth proportional to 4,898.70, 6,773.49 and 4,819.56 is: 6,664.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,898.70 : 6,773.49 = 4,819.56 : x
  2. Step 2: Convert to fraction form
    4,898.70/6,773.49 = 4,819.56/x
  3. Step 3: Cross multiply
    4,898.70x = 6,773.49 × 4,819.56
  4. Step 4: Simplify right side
    4,898.70x = 32,645,266.86
  5. Step 5: Solve for x
    x = 32,645,266.86/4,898.70
  6. Step 6: Final answer
    x = 6,664.07

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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.