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Finding the Fourth Proportional to 6,668.60, 10,000.02 and 2,770.34

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Solution

The fourth proportional to 6,668.60, 10,000.02 and 2,770.34 is: 4,154.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668.60 : 10,000.02 = 2,770.34 : x
  2. Step 2: Convert to fraction form
    6,668.60/10,000.02 = 2,770.34/x
  3. Step 3: Cross multiply
    6,668.60x = 10,000.02 × 2,770.34
  4. Step 4: Simplify right side
    6,668.60x = 27,703,455.41
  5. Step 5: Solve for x
    x = 27,703,455.41/6,668.60
  6. Step 6: Final answer
    x = 4,154.31

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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.