Home / 10,479.08-15,700.14-5,537.85

Finding the Fourth Proportional to 10,479.08, 15,700.14 and 5,537.85

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Solution

The fourth proportional to 10,479.08, 15,700.14 and 5,537.85 is: 8,297.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,479.08 : 15,700.14 = 5,537.85 : x
  2. Step 2: Convert to fraction form
    10,479.08/15,700.14 = 5,537.85/x
  3. Step 3: Cross multiply
    10,479.08x = 15,700.14 × 5,537.85
  4. Step 4: Simplify right side
    10,479.08x = 86,945,020.30
  5. Step 5: Solve for x
    x = 86,945,020.30/10,479.08
  6. Step 6: Final answer
    x = 8,297.01

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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.