Home / 10,840.83-16,263.54-3,820.56

Finding the Fourth Proportional to 10,840.83, 16,263.54 and 3,820.56

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Solution

The fourth proportional to 10,840.83, 16,263.54 and 3,820.56 is: 5,731.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.83 : 16,263.54 = 3,820.56 : x
  2. Step 2: Convert to fraction form
    10,840.83/16,263.54 = 3,820.56/x
  3. Step 3: Cross multiply
    10,840.83x = 16,263.54 × 3,820.56
  4. Step 4: Simplify right side
    10,840.83x = 62,135,830.38
  5. Step 5: Solve for x
    x = 62,135,830.38/10,840.83
  6. Step 6: Final answer
    x = 5,731.65

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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.