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Finding the Fourth Proportional to 3,416.97, 4,715.11 and 1,924.62

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Solution

The fourth proportional to 3,416.97, 4,715.11 and 1,924.62 is: 2,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.97 : 4,715.11 = 1,924.62 : x
  2. Step 2: Convert to fraction form
    3,416.97/4,715.11 = 1,924.62/x
  3. Step 3: Cross multiply
    3,416.97x = 4,715.11 × 1,924.62
  4. Step 4: Simplify right side
    3,416.97x = 9,074,795.01
  5. Step 5: Solve for x
    x = 9,074,795.01/3,416.97
  6. Step 6: Final answer
    x = 2,655.80

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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.