Home / 5,008.65-7,511.62-1,886.66

Finding the Fourth Proportional to 5,008.65, 7,511.62 and 1,886.66

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Solution

The fourth proportional to 5,008.65, 7,511.62 and 1,886.66 is: 2,829.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.65 : 7,511.62 = 1,886.66 : x
  2. Step 2: Convert to fraction form
    5,008.65/7,511.62 = 1,886.66/x
  3. Step 3: Cross multiply
    5,008.65x = 7,511.62 × 1,886.66
  4. Step 4: Simplify right side
    5,008.65x = 14,171,872.99
  5. Step 5: Solve for x
    x = 14,171,872.99/5,008.65
  6. Step 6: Final answer
    x = 2,829.48

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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.