Home / 6,108.48-8,431.83-3,750.84

Finding the Fourth Proportional to 6,108.48, 8,431.83 and 3,750.84

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Solution

The fourth proportional to 6,108.48, 8,431.83 and 3,750.84 is: 5,177.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108.48 : 8,431.83 = 3,750.84 : x
  2. Step 2: Convert to fraction form
    6,108.48/8,431.83 = 3,750.84/x
  3. Step 3: Cross multiply
    6,108.48x = 8,431.83 × 3,750.84
  4. Step 4: Simplify right side
    6,108.48x = 31,626,445.24
  5. Step 5: Solve for x
    x = 31,626,445.24/6,108.48
  6. Step 6: Final answer
    x = 5,177.47

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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.