Home / 9,112.17-13,668.21-2,956.17

Finding the Fourth Proportional to 9,112.17, 13,668.21 and 2,956.17

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Solution

The fourth proportional to 9,112.17, 13,668.21 and 2,956.17 is: 4,434.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112.17 : 13,668.21 = 2,956.17 : x
  2. Step 2: Convert to fraction form
    9,112.17/13,668.21 = 2,956.17/x
  3. Step 3: Cross multiply
    9,112.17x = 13,668.21 × 2,956.17
  4. Step 4: Simplify right side
    9,112.17x = 40,405,552.36
  5. Step 5: Solve for x
    x = 40,405,552.36/9,112.17
  6. Step 6: Final answer
    x = 4,434.24

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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.