Home / 10,211.08-15,284.62-7,029.96

Finding the Fourth Proportional to 10,211.08, 15,284.62 and 7,029.96

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Solution

The fourth proportional to 10,211.08, 15,284.62 and 7,029.96 is: 10,522.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211.08 : 15,284.62 = 7,029.96 : x
  2. Step 2: Convert to fraction form
    10,211.08/15,284.62 = 7,029.96/x
  3. Step 3: Cross multiply
    10,211.08x = 15,284.62 × 7,029.96
  4. Step 4: Simplify right side
    10,211.08x = 107,450,267.22
  5. Step 5: Solve for x
    x = 107,450,267.22/10,211.08
  6. Step 6: Final answer
    x = 10,522.91

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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.