Home / 10,672.18-16,009.08-2,881.06

Finding the Fourth Proportional to 10,672.18, 16,009.08 and 2,881.06

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Solution

The fourth proportional to 10,672.18, 16,009.08 and 2,881.06 is: 4,321.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.18 : 16,009.08 = 2,881.06 : x
  2. Step 2: Convert to fraction form
    10,672.18/16,009.08 = 2,881.06/x
  3. Step 3: Cross multiply
    10,672.18x = 16,009.08 × 2,881.06
  4. Step 4: Simplify right side
    10,672.18x = 46,123,120.02
  5. Step 5: Solve for x
    x = 46,123,120.02/10,672.18
  6. Step 6: Final answer
    x = 4,321.81

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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.