Home / 10,600.62-15,901.38-3,580.80

Finding the Fourth Proportional to 10,600.62, 15,901.38 and 3,580.80

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Solution

The fourth proportional to 10,600.62, 15,901.38 and 3,580.80 is: 5,371.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,600.62 : 15,901.38 = 3,580.80 : x
  2. Step 2: Convert to fraction form
    10,600.62/15,901.38 = 3,580.80/x
  3. Step 3: Cross multiply
    10,600.62x = 15,901.38 × 3,580.80
  4. Step 4: Simplify right side
    10,600.62x = 56,939,661.50
  5. Step 5: Solve for x
    x = 56,939,661.50/10,600.62
  6. Step 6: Final answer
    x = 5,371.35

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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.