Home / 3,858.18-5,759.04-3,313.86

Finding the Fourth Proportional to 3,858.18, 5,759.04 and 3,313.86

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Solution

The fourth proportional to 3,858.18, 5,759.04 and 3,313.86 is: 4,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858.18 : 5,759.04 = 3,313.86 : x
  2. Step 2: Convert to fraction form
    3,858.18/5,759.04 = 3,313.86/x
  3. Step 3: Cross multiply
    3,858.18x = 5,759.04 × 3,313.86
  4. Step 4: Simplify right side
    3,858.18x = 19,084,652.29
  5. Step 5: Solve for x
    x = 19,084,652.29/3,858.18
  6. Step 6: Final answer
    x = 4,946.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.