Home / 11,047.16-15,230.12-7,504.22

Finding the Fourth Proportional to 11,047.16, 15,230.12 and 7,504.22

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Solution

The fourth proportional to 11,047.16, 15,230.12 and 7,504.22 is: 10,345.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,047.16 : 15,230.12 = 7,504.22 : x
  2. Step 2: Convert to fraction form
    11,047.16/15,230.12 = 7,504.22/x
  3. Step 3: Cross multiply
    11,047.16x = 15,230.12 × 7,504.22
  4. Step 4: Simplify right side
    11,047.16x = 114,290,057.43
  5. Step 5: Solve for x
    x = 114,290,057.43/11,047.16
  6. Step 6: Final answer
    x = 10,345.66

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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.