Home / 7,511.22-11,258.91-3,607.38

Finding the Fourth Proportional to 7,511.22, 11,258.91 and 3,607.38

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Solution

The fourth proportional to 7,511.22, 11,258.91 and 3,607.38 is: 5,407.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.22 : 11,258.91 = 3,607.38 : x
  2. Step 2: Convert to fraction form
    7,511.22/11,258.91 = 3,607.38/x
  3. Step 3: Cross multiply
    7,511.22x = 11,258.91 × 3,607.38
  4. Step 4: Simplify right side
    7,511.22x = 40,615,166.76
  5. Step 5: Solve for x
    x = 40,615,166.76/7,511.22
  6. Step 6: Final answer
    x = 5,407.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.