Home / 11,224.45-15,483.40-7,025.41

Finding the Fourth Proportional to 11,224.45, 15,483.40 and 7,025.41

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Solution

The fourth proportional to 11,224.45, 15,483.40 and 7,025.41 is: 9,691.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.45 : 15,483.40 = 7,025.41 : x
  2. Step 2: Convert to fraction form
    11,224.45/15,483.40 = 7,025.41/x
  3. Step 3: Cross multiply
    11,224.45x = 15,483.40 × 7,025.41
  4. Step 4: Simplify right side
    11,224.45x = 108,777,233.19
  5. Step 5: Solve for x
    x = 108,777,233.19/11,224.45
  6. Step 6: Final answer
    x = 9,691.10

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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.