Home / 11,013.04-15,181.22-6,756.22

Finding the Fourth Proportional to 11,013.04, 15,181.22 and 6,756.22

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Solution

The fourth proportional to 11,013.04, 15,181.22 and 6,756.22 is: 9,313.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,013.04 : 15,181.22 = 6,756.22 : x
  2. Step 2: Convert to fraction form
    11,013.04/15,181.22 = 6,756.22/x
  3. Step 3: Cross multiply
    11,013.04x = 15,181.22 × 6,756.22
  4. Step 4: Simplify right side
    11,013.04x = 102,567,662.19
  5. Step 5: Solve for x
    x = 102,567,662.19/11,013.04
  6. Step 6: Final answer
    x = 9,313.29

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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.