Home / 10,489.29-15,733.57-3,093.45

Finding the Fourth Proportional to 10,489.29, 15,733.57 and 3,093.45

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Solution

The fourth proportional to 10,489.29, 15,733.57 and 3,093.45 is: 4,640.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,489.29 : 15,733.57 = 3,093.45 : x
  2. Step 2: Convert to fraction form
    10,489.29/15,733.57 = 3,093.45/x
  3. Step 3: Cross multiply
    10,489.29x = 15,733.57 × 3,093.45
  4. Step 4: Simplify right side
    10,489.29x = 48,671,012.12
  5. Step 5: Solve for x
    x = 48,671,012.12/10,489.29
  6. Step 6: Final answer
    x = 4,640.07

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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.