Home / 5,020.11-7,530.84-1,901.88

Finding the Fourth Proportional to 5,020.11, 7,530.84 and 1,901.88

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Solution

The fourth proportional to 5,020.11, 7,530.84 and 1,901.88 is: 2,853.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.11 : 7,530.84 = 1,901.88 : x
  2. Step 2: Convert to fraction form
    5,020.11/7,530.84 = 1,901.88/x
  3. Step 3: Cross multiply
    5,020.11x = 7,530.84 × 1,901.88
  4. Step 4: Simplify right side
    5,020.11x = 14,322,753.98
  5. Step 5: Solve for x
    x = 14,322,753.98/5,020.11
  6. Step 6: Final answer
    x = 2,853.08

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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.