Home / 11,082.11-15,295.29-6,606.15

Finding the Fourth Proportional to 11,082.11, 15,295.29 and 6,606.15

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Solution

The fourth proportional to 11,082.11, 15,295.29 and 6,606.15 is: 9,117.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082.11 : 15,295.29 = 6,606.15 : x
  2. Step 2: Convert to fraction form
    11,082.11/15,295.29 = 6,606.15/x
  3. Step 3: Cross multiply
    11,082.11x = 15,295.29 × 6,606.15
  4. Step 4: Simplify right side
    11,082.11x = 101,042,980.03
  5. Step 5: Solve for x
    x = 101,042,980.03/11,082.11
  6. Step 6: Final answer
    x = 9,117.67

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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.