Home / 10,149.96-14,005.20-5,959.08

Finding the Fourth Proportional to 10,149.96, 14,005.20 and 5,959.08

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Solution

The fourth proportional to 10,149.96, 14,005.20 and 5,959.08 is: 8,222.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,149.96 : 14,005.20 = 5,959.08 : x
  2. Step 2: Convert to fraction form
    10,149.96/14,005.20 = 5,959.08/x
  3. Step 3: Cross multiply
    10,149.96x = 14,005.20 × 5,959.08
  4. Step 4: Simplify right side
    10,149.96x = 83,458,107.22
  5. Step 5: Solve for x
    x = 83,458,107.22/10,149.96
  6. Step 6: Final answer
    x = 8,222.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.