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Finding the Fourth Proportional to 6,666.58, 10,001.94 and 2,506.96

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Solution

The fourth proportional to 6,666.58, 10,001.94 and 2,506.96 is: 3,761.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.58 : 10,001.94 = 2,506.96 : x
  2. Step 2: Convert to fraction form
    6,666.58/10,001.94 = 2,506.96/x
  3. Step 3: Cross multiply
    6,666.58x = 10,001.94 × 2,506.96
  4. Step 4: Simplify right side
    6,666.58x = 25,074,463.50
  5. Step 5: Solve for x
    x = 25,074,463.50/6,666.58
  6. Step 6: Final answer
    x = 3,761.22

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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.