Home / 10,502.44-15,752.24-3,107.68

Finding the Fourth Proportional to 10,502.44, 15,752.24 and 3,107.68

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Solution

The fourth proportional to 10,502.44, 15,752.24 and 3,107.68 is: 4,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.44 : 15,752.24 = 3,107.68 : x
  2. Step 2: Convert to fraction form
    10,502.44/15,752.24 = 3,107.68/x
  3. Step 3: Cross multiply
    10,502.44x = 15,752.24 × 3,107.68
  4. Step 4: Simplify right side
    10,502.44x = 48,952,921.20
  5. Step 5: Solve for x
    x = 48,952,921.20/10,502.44
  6. Step 6: Final answer
    x = 4,661.10

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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.