Home / 8,253.59-11,392.13-5,112.41

Finding the Fourth Proportional to 8,253.59, 11,392.13 and 5,112.41

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Solution

The fourth proportional to 8,253.59, 11,392.13 and 5,112.41 is: 7,056.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.59 : 11,392.13 = 5,112.41 : x
  2. Step 2: Convert to fraction form
    8,253.59/11,392.13 = 5,112.41/x
  3. Step 3: Cross multiply
    8,253.59x = 11,392.13 × 5,112.41
  4. Step 4: Simplify right side
    8,253.59x = 58,241,213.77
  5. Step 5: Solve for x
    x = 58,241,213.77/8,253.59
  6. Step 6: Final answer
    x = 7,056.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.