Home / 6,108.18-9,164.70-3,185.70

Finding the Fourth Proportional to 6,108.18, 9,164.70 and 3,185.70

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Solution

The fourth proportional to 6,108.18, 9,164.70 and 3,185.70 is: 4,779.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108.18 : 9,164.70 = 3,185.70 : x
  2. Step 2: Convert to fraction form
    6,108.18/9,164.70 = 3,185.70/x
  3. Step 3: Cross multiply
    6,108.18x = 9,164.70 × 3,185.70
  4. Step 4: Simplify right side
    6,108.18x = 29,195,984.79
  5. Step 5: Solve for x
    x = 29,195,984.79/6,108.18
  6. Step 6: Final answer
    x = 4,779.82

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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.