Home / 3,285.79-4,923.64-2,230.23

Finding the Fourth Proportional to 3,285.79, 4,923.64 and 2,230.23

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Solution

The fourth proportional to 3,285.79, 4,923.64 and 2,230.23 is: 3,341.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.79 : 4,923.64 = 2,230.23 : x
  2. Step 2: Convert to fraction form
    3,285.79/4,923.64 = 2,230.23/x
  3. Step 3: Cross multiply
    3,285.79x = 4,923.64 × 2,230.23
  4. Step 4: Simplify right side
    3,285.79x = 10,980,838.49
  5. Step 5: Solve for x
    x = 10,980,838.49/3,285.79
  6. Step 6: Final answer
    x = 3,341.92

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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.