Home / 11,210.23-16,806.69-7,265.43

Finding the Fourth Proportional to 11,210.23, 16,806.69 and 7,265.43

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Solution

The fourth proportional to 11,210.23, 16,806.69 and 7,265.43 is: 10,892.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,210.23 : 16,806.69 = 7,265.43 : x
  2. Step 2: Convert to fraction form
    11,210.23/16,806.69 = 7,265.43/x
  3. Step 3: Cross multiply
    11,210.23x = 16,806.69 × 7,265.43
  4. Step 4: Simplify right side
    11,210.23x = 122,107,829.73
  5. Step 5: Solve for x
    x = 122,107,829.73/11,210.23
  6. Step 6: Final answer
    x = 10,892.53

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1.5x scale

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.