Home / 11,247.22-15,511.12-7,264.14

Finding the Fourth Proportional to 11,247.22, 15,511.12 and 7,264.14

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Solution

The fourth proportional to 11,247.22, 15,511.12 and 7,264.14 is: 10,018.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.22 : 15,511.12 = 7,264.14 : x
  2. Step 2: Convert to fraction form
    11,247.22/15,511.12 = 7,264.14/x
  3. Step 3: Cross multiply
    11,247.22x = 15,511.12 × 7,264.14
  4. Step 4: Simplify right side
    11,247.22x = 112,674,947.24
  5. Step 5: Solve for x
    x = 112,674,947.24/11,247.22
  6. Step 6: Final answer
    x = 10,018.03

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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.