Home / 5,285.16-7,295.94-3,963.24

Finding the Fourth Proportional to 5,285.16, 7,295.94 and 3,963.24

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Solution

The fourth proportional to 5,285.16, 7,295.94 and 3,963.24 is: 5,471.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.16 : 7,295.94 = 3,963.24 : x
  2. Step 2: Convert to fraction form
    5,285.16/7,295.94 = 3,963.24/x
  3. Step 3: Cross multiply
    5,285.16x = 7,295.94 × 3,963.24
  4. Step 4: Simplify right side
    5,285.16x = 28,915,561.25
  5. Step 5: Solve for x
    x = 28,915,561.25/5,285.16
  6. Step 6: Final answer
    x = 5,471.09

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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.