Home / 10,542.45-15,823.25-5,616.24

Finding the Fourth Proportional to 10,542.45, 15,823.25 and 5,616.24

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Solution

The fourth proportional to 10,542.45, 15,823.25 and 5,616.24 is: 8,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,542.45 : 15,823.25 = 5,616.24 : x
  2. Step 2: Convert to fraction form
    10,542.45/15,823.25 = 5,616.24/x
  3. Step 3: Cross multiply
    10,542.45x = 15,823.25 × 5,616.24
  4. Step 4: Simplify right side
    10,542.45x = 88,867,103.22
  5. Step 5: Solve for x
    x = 88,867,103.22/10,542.45
  6. Step 6: Final answer
    x = 8,429.45

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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.