Home / 10,189.59-15,280.66-3,524.41

Finding the Fourth Proportional to 10,189.59, 15,280.66 and 3,524.41

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Solution

The fourth proportional to 10,189.59, 15,280.66 and 3,524.41 is: 5,285.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,189.59 : 15,280.66 = 3,524.41 : x
  2. Step 2: Convert to fraction form
    10,189.59/15,280.66 = 3,524.41/x
  3. Step 3: Cross multiply
    10,189.59x = 15,280.66 × 3,524.41
  4. Step 4: Simplify right side
    10,189.59x = 53,855,216.89
  5. Step 5: Solve for x
    x = 53,855,216.89/10,189.59
  6. Step 6: Final answer
    x = 5,285.32

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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.