Home / 11,502.38-17,256.70-4,107.58

Finding the Fourth Proportional to 11,502.38, 17,256.70 and 4,107.58

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Solution

The fourth proportional to 11,502.38, 17,256.70 and 4,107.58 is: 6,162.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,502.38 : 17,256.70 = 4,107.58 : x
  2. Step 2: Convert to fraction form
    11,502.38/17,256.70 = 4,107.58/x
  3. Step 3: Cross multiply
    11,502.38x = 17,256.70 × 4,107.58
  4. Step 4: Simplify right side
    11,502.38x = 70,883,275.79
  5. Step 5: Solve for x
    x = 70,883,275.79/11,502.38
  6. Step 6: Final answer
    x = 6,162.49

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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.