Home / 10,937.55-16,365.83-8,021.55

Finding the Fourth Proportional to 10,937.55, 16,365.83 and 8,021.55

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Solution

The fourth proportional to 10,937.55, 16,365.83 and 8,021.55 is: 12,002.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.55 : 16,365.83 = 8,021.55 : x
  2. Step 2: Convert to fraction form
    10,937.55/16,365.83 = 8,021.55/x
  3. Step 3: Cross multiply
    10,937.55x = 16,365.83 × 8,021.55
  4. Step 4: Simplify right side
    10,937.55x = 131,279,283.53
  5. Step 5: Solve for x
    x = 131,279,283.53/10,937.55
  6. Step 6: Final answer
    x = 12,002.62

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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.