Home / 11,247.12-15,506.58-9,223.10

Finding the Fourth Proportional to 11,247.12, 15,506.58 and 9,223.10

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Solution

The fourth proportional to 11,247.12, 15,506.58 and 9,223.10 is: 12,716.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.12 : 15,506.58 = 9,223.10 : x
  2. Step 2: Convert to fraction form
    11,247.12/15,506.58 = 9,223.10/x
  3. Step 3: Cross multiply
    11,247.12x = 15,506.58 × 9,223.10
  4. Step 4: Simplify right side
    11,247.12x = 143,018,738.00
  5. Step 5: Solve for x
    x = 143,018,738.00/11,247.12
  6. Step 6: Final answer
    x = 12,716.03

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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.