Home / 11,086.01-15,298.92-8,698.85

Finding the Fourth Proportional to 11,086.01, 15,298.92 and 8,698.85

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Solution

The fourth proportional to 11,086.01, 15,298.92 and 8,698.85 is: 12,004.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086.01 : 15,298.92 = 8,698.85 : x
  2. Step 2: Convert to fraction form
    11,086.01/15,298.92 = 8,698.85/x
  3. Step 3: Cross multiply
    11,086.01x = 15,298.92 × 8,698.85
  4. Step 4: Simplify right side
    11,086.01x = 133,082,890.25
  5. Step 5: Solve for x
    x = 133,082,890.25/11,086.01
  6. Step 6: Final answer
    x = 12,004.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.