Home / 5,263.38-7,895.34-3,185.64

Finding the Fourth Proportional to 5,263.38, 7,895.34 and 3,185.64

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Solution

The fourth proportional to 5,263.38, 7,895.34 and 3,185.64 is: 4,778.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.38 : 7,895.34 = 3,185.64 : x
  2. Step 2: Convert to fraction form
    5,263.38/7,895.34 = 3,185.64/x
  3. Step 3: Cross multiply
    5,263.38x = 7,895.34 × 3,185.64
  4. Step 4: Simplify right side
    5,263.38x = 25,151,710.92
  5. Step 5: Solve for x
    x = 25,151,710.92/5,263.38
  6. Step 6: Final answer
    x = 4,778.62

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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.