Home / 3,285.87-4,534.35-1,793.76

Finding the Fourth Proportional to 3,285.87, 4,534.35 and 1,793.76

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Solution

The fourth proportional to 3,285.87, 4,534.35 and 1,793.76 is: 2,475.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.87 : 4,534.35 = 1,793.76 : x
  2. Step 2: Convert to fraction form
    3,285.87/4,534.35 = 1,793.76/x
  3. Step 3: Cross multiply
    3,285.87x = 4,534.35 × 1,793.76
  4. Step 4: Simplify right side
    3,285.87x = 8,133,535.66
  5. Step 5: Solve for x
    x = 8,133,535.66/3,285.87
  6. Step 6: Final answer
    x = 2,475.31

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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.