Home / 3,285.89-4,534.70-1,793.76

Finding the Fourth Proportional to 3,285.89, 4,534.70 and 1,793.76

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Solution

The fourth proportional to 3,285.89, 4,534.70 and 1,793.76 is: 2,475.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.89 : 4,534.70 = 1,793.76 : x
  2. Step 2: Convert to fraction form
    3,285.89/4,534.70 = 1,793.76/x
  3. Step 3: Cross multiply
    3,285.89x = 4,534.70 × 1,793.76
  4. Step 4: Simplify right side
    3,285.89x = 8,134,163.47
  5. Step 5: Solve for x
    x = 8,134,163.47/3,285.89
  6. Step 6: Final answer
    x = 2,475.48

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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.