Home / 8,511.89-11,745.76-4,734.96

Finding the Fourth Proportional to 8,511.89, 11,745.76 and 4,734.96

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Solution

The fourth proportional to 8,511.89, 11,745.76 and 4,734.96 is: 6,533.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511.89 : 11,745.76 = 4,734.96 : x
  2. Step 2: Convert to fraction form
    8,511.89/11,745.76 = 4,734.96/x
  3. Step 3: Cross multiply
    8,511.89x = 11,745.76 × 4,734.96
  4. Step 4: Simplify right side
    8,511.89x = 55,615,656.76
  5. Step 5: Solve for x
    x = 55,615,656.76/8,511.89
  6. Step 6: Final answer
    x = 6,533.88

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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.