Home / 3,285.80-4,534.30-1,793.74

Finding the Fourth Proportional to 3,285.80, 4,534.30 and 1,793.74

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Solution

The fourth proportional to 3,285.80, 4,534.30 and 1,793.74 is: 2,475.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.80 : 4,534.30 = 1,793.74 : x
  2. Step 2: Convert to fraction form
    3,285.80/4,534.30 = 1,793.74/x
  3. Step 3: Cross multiply
    3,285.80x = 4,534.30 × 1,793.74
  4. Step 4: Simplify right side
    3,285.80x = 8,133,356.55
  5. Step 5: Solve for x
    x = 8,133,356.55/3,285.80
  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.