Home / 10,590.93-15,872.25-5,583.09

Finding the Fourth Proportional to 10,590.93, 15,872.25 and 5,583.09

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Solution

The fourth proportional to 10,590.93, 15,872.25 and 5,583.09 is: 8,367.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,590.93 : 15,872.25 = 5,583.09 : x
  2. Step 2: Convert to fraction form
    10,590.93/15,872.25 = 5,583.09/x
  3. Step 3: Cross multiply
    10,590.93x = 15,872.25 × 5,583.09
  4. Step 4: Simplify right side
    10,590.93x = 88,616,200.25
  5. Step 5: Solve for x
    x = 88,616,200.25/10,590.93
  6. Step 6: Final answer
    x = 8,367.18

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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.