Home / 10,558.08-15,835.68-2,766.24

Finding the Fourth Proportional to 10,558.08, 15,835.68 and 2,766.24

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Solution

The fourth proportional to 10,558.08, 15,835.68 and 2,766.24 is: 4,148.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.08 : 15,835.68 = 2,766.24 : x
  2. Step 2: Convert to fraction form
    10,558.08/15,835.68 = 2,766.24/x
  3. Step 3: Cross multiply
    10,558.08x = 15,835.68 × 2,766.24
  4. Step 4: Simplify right side
    10,558.08x = 43,805,291.44
  5. Step 5: Solve for x
    x = 43,805,291.44/10,558.08
  6. Step 6: Final answer
    x = 4,148.98

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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.