Home / 10,073.16-15,109.66-3,917.16

Finding the Fourth Proportional to 10,073.16, 15,109.66 and 3,917.16

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Solution

The fourth proportional to 10,073.16, 15,109.66 and 3,917.16 is: 5,875.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073.16 : 15,109.66 = 3,917.16 : x
  2. Step 2: Convert to fraction form
    10,073.16/15,109.66 = 3,917.16/x
  3. Step 3: Cross multiply
    10,073.16x = 15,109.66 × 3,917.16
  4. Step 4: Simplify right side
    10,073.16x = 59,186,955.77
  5. Step 5: Solve for x
    x = 59,186,955.77/10,073.16
  6. Step 6: Final answer
    x = 5,875.71

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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.