Home / 10,197.48-15,293.68-2,801.57

Finding the Fourth Proportional to 10,197.48, 15,293.68 and 2,801.57

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Solution

The fourth proportional to 10,197.48, 15,293.68 and 2,801.57 is: 4,201.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,197.48 : 15,293.68 = 2,801.57 : x
  2. Step 2: Convert to fraction form
    10,197.48/15,293.68 = 2,801.57/x
  3. Step 3: Cross multiply
    10,197.48x = 15,293.68 × 2,801.57
  4. Step 4: Simplify right side
    10,197.48x = 42,846,315.08
  5. Step 5: Solve for x
    x = 42,846,315.08/10,197.48
  6. Step 6: Final answer
    x = 4,201.66

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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.