Home / 6,108.95-9,166.16-3,511.88

Finding the Fourth Proportional to 6,108.95, 9,166.16 and 3,511.88

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Solution

The fourth proportional to 6,108.95, 9,166.16 and 3,511.88 is: 5,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108.95 : 9,166.16 = 3,511.88 : x
  2. Step 2: Convert to fraction form
    6,108.95/9,166.16 = 3,511.88/x
  3. Step 3: Cross multiply
    6,108.95x = 9,166.16 × 3,511.88
  4. Step 4: Simplify right side
    6,108.95x = 32,190,459.34
  5. Step 5: Solve for x
    x = 32,190,459.34/6,108.95
  6. Step 6: Final answer
    x = 5,269.40

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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.