Home / 11,010.29-15,206.81-7,250.26

Finding the Fourth Proportional to 11,010.29, 15,206.81 and 7,250.26

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Solution

The fourth proportional to 11,010.29, 15,206.81 and 7,250.26 is: 10,013.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.29 : 15,206.81 = 7,250.26 : x
  2. Step 2: Convert to fraction form
    11,010.29/15,206.81 = 7,250.26/x
  3. Step 3: Cross multiply
    11,010.29x = 15,206.81 × 7,250.26
  4. Step 4: Simplify right side
    11,010.29x = 110,253,344.40
  5. Step 5: Solve for x
    x = 110,253,344.40/11,010.29
  6. Step 6: Final answer
    x = 10,013.67

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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.