Home / 11,230.29-15,494.04-7,254.09

Finding the Fourth Proportional to 11,230.29, 15,494.04 and 7,254.09

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Solution

The fourth proportional to 11,230.29, 15,494.04 and 7,254.09 is: 10,008.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.29 : 15,494.04 = 7,254.09 : x
  2. Step 2: Convert to fraction form
    11,230.29/15,494.04 = 7,254.09/x
  3. Step 3: Cross multiply
    11,230.29x = 15,494.04 × 7,254.09
  4. Step 4: Simplify right side
    11,230.29x = 112,395,160.62
  5. Step 5: Solve for x
    x = 112,395,160.62/11,230.29
  6. Step 6: Final answer
    x = 10,008.22

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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.