Home / 10,171.44-15,261.75-6,472.71

Finding the Fourth Proportional to 10,171.44, 15,261.75 and 6,472.71

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Solution

The fourth proportional to 10,171.44, 15,261.75 and 6,472.71 is: 9,711.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,171.44 : 15,261.75 = 6,472.71 : x
  2. Step 2: Convert to fraction form
    10,171.44/15,261.75 = 6,472.71/x
  3. Step 3: Cross multiply
    10,171.44x = 15,261.75 × 6,472.71
  4. Step 4: Simplify right side
    10,171.44x = 98,784,881.84
  5. Step 5: Solve for x
    x = 98,784,881.84/10,171.44
  6. Step 6: Final answer
    x = 9,711.99

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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.