Home / 9,009.09-13,507.29-4,008.69

Finding the Fourth Proportional to 9,009.09, 13,507.29 and 4,008.69

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Solution

The fourth proportional to 9,009.09, 13,507.29 and 4,008.69 is: 6,010.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.09 : 13,507.29 = 4,008.69 : x
  2. Step 2: Convert to fraction form
    9,009.09/13,507.29 = 4,008.69/x
  3. Step 3: Cross multiply
    9,009.09x = 13,507.29 × 4,008.69
  4. Step 4: Simplify right side
    9,009.09x = 54,146,538.35
  5. Step 5: Solve for x
    x = 54,146,538.35/9,009.09
  6. Step 6: Final answer
    x = 6,010.21

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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.