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Finding the Fourth Proportional to 4,666.01, 6,998.89 and 1,891.93

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Solution

The fourth proportional to 4,666.01, 6,998.89 and 1,891.93 is: 2,837.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,666.01 : 6,998.89 = 1,891.93 : x
  2. Step 2: Convert to fraction form
    4,666.01/6,998.89 = 1,891.93/x
  3. Step 3: Cross multiply
    4,666.01x = 6,998.89 × 1,891.93
  4. Step 4: Simplify right side
    4,666.01x = 13,241,409.96
  5. Step 5: Solve for x
    x = 13,241,409.96/4,666.01
  6. Step 6: Final answer
    x = 2,837.84

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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.