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Finding the Fourth Proportional to 4,898.80, 6,752.48 and 3,834.76

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Solution

The fourth proportional to 4,898.80, 6,752.48 and 3,834.76 is: 5,285.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,898.80 : 6,752.48 = 3,834.76 : x
  2. Step 2: Convert to fraction form
    4,898.80/6,752.48 = 3,834.76/x
  3. Step 3: Cross multiply
    4,898.80x = 6,752.48 × 3,834.76
  4. Step 4: Simplify right side
    4,898.80x = 25,894,140.20
  5. Step 5: Solve for x
    x = 25,894,140.20/4,898.80
  6. Step 6: Final answer
    x = 5,285.81

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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.