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Finding the Fourth Proportional to 4,666.62, 7,000.19 and 1,892.88

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Solution

The fourth proportional to 4,666.62, 7,000.19 and 1,892.88 is: 2,839.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,666.62 : 7,000.19 = 1,892.88 : x
  2. Step 2: Convert to fraction form
    4,666.62/7,000.19 = 1,892.88/x
  3. Step 3: Cross multiply
    4,666.62x = 7,000.19 × 1,892.88
  4. Step 4: Simplify right side
    4,666.62x = 13,250,519.65
  5. Step 5: Solve for x
    x = 13,250,519.65/4,666.62
  6. Step 6: Final answer
    x = 2,839.43

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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.