Home / 9,009.20-13,514.51-3,167.12

Finding the Fourth Proportional to 9,009.20, 13,514.51 and 3,167.12

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Solution

The fourth proportional to 9,009.20, 13,514.51 and 3,167.12 is: 4,750.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.20 : 13,514.51 = 3,167.12 : x
  2. Step 2: Convert to fraction form
    9,009.20/13,514.51 = 3,167.12/x
  3. Step 3: Cross multiply
    9,009.20x = 13,514.51 × 3,167.12
  4. Step 4: Simplify right side
    9,009.20x = 42,802,015.26
  5. Step 5: Solve for x
    x = 42,802,015.26/9,009.20
  6. Step 6: Final answer
    x = 4,750.93

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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.