Home / 10,117.96-15,179.06-3,544.36

Finding the Fourth Proportional to 10,117.96, 15,179.06 and 3,544.36

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Solution

The fourth proportional to 10,117.96, 15,179.06 and 3,544.36 is: 5,317.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,117.96 : 15,179.06 = 3,544.36 : x
  2. Step 2: Convert to fraction form
    10,117.96/15,179.06 = 3,544.36/x
  3. Step 3: Cross multiply
    10,117.96x = 15,179.06 × 3,544.36
  4. Step 4: Simplify right side
    10,117.96x = 53,800,053.10
  5. Step 5: Solve for x
    x = 53,800,053.10/10,117.96
  6. Step 6: Final answer
    x = 5,317.28

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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.