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Finding the Fourth Proportional to 4,898.64, 7,338.69 and 3,797.61

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Solution

The fourth proportional to 4,898.64, 7,338.69 and 3,797.61 is: 5,689.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,898.64 : 7,338.69 = 3,797.61 : x
  2. Step 2: Convert to fraction form
    4,898.64/7,338.69 = 3,797.61/x
  3. Step 3: Cross multiply
    4,898.64x = 7,338.69 × 3,797.61
  4. Step 4: Simplify right side
    4,898.64x = 27,869,482.53
  5. Step 5: Solve for x
    x = 27,869,482.53/4,898.64
  6. Step 6: Final answer
    x = 5,689.23

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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.