Home / 10,952.76-16,428.90-3,162.24

Finding the Fourth Proportional to 10,952.76, 16,428.90 and 3,162.24

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Solution

The fourth proportional to 10,952.76, 16,428.90 and 3,162.24 is: 4,743.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,952.76 : 16,428.90 = 3,162.24 : x
  2. Step 2: Convert to fraction form
    10,952.76/16,428.90 = 3,162.24/x
  3. Step 3: Cross multiply
    10,952.76x = 16,428.90 × 3,162.24
  4. Step 4: Simplify right side
    10,952.76x = 51,952,124.74
  5. Step 5: Solve for x
    x = 51,952,124.74/10,952.76
  6. Step 6: Final answer
    x = 4,743.29

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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.