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Finding the Fourth Proportional to 5,907.11, 8,862.03 and 2,011.50

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Solution

The fourth proportional to 5,907.11, 8,862.03 and 2,011.50 is: 3,017.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907.11 : 8,862.03 = 2,011.50 : x
  2. Step 2: Convert to fraction form
    5,907.11/8,862.03 = 2,011.50/x
  3. Step 3: Cross multiply
    5,907.11x = 8,862.03 × 2,011.50
  4. Step 4: Simplify right side
    5,907.11x = 17,825,973.35
  5. Step 5: Solve for x
    x = 17,825,973.35/5,907.11
  6. Step 6: Final answer
    x = 3,017.72

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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.