Home / 11,035.09-15,228.71-5,999.65

Finding the Fourth Proportional to 11,035.09, 15,228.71 and 5,999.65

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Solution

The fourth proportional to 11,035.09, 15,228.71 and 5,999.65 is: 8,279.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,035.09 : 15,228.71 = 5,999.65 : x
  2. Step 2: Convert to fraction form
    11,035.09/15,228.71 = 5,999.65/x
  3. Step 3: Cross multiply
    11,035.09x = 15,228.71 × 5,999.65
  4. Step 4: Simplify right side
    11,035.09x = 91,366,853.81
  5. Step 5: Solve for x
    x = 91,366,853.81/11,035.09
  6. Step 6: Final answer
    x = 8,279.67

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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.