Home / 4,263.75-5,883.57-3,145.29

Finding the Fourth Proportional to 4,263.75, 5,883.57 and 3,145.29

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Solution

The fourth proportional to 4,263.75, 5,883.57 and 3,145.29 is: 4,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.75 : 5,883.57 = 3,145.29 : x
  2. Step 2: Convert to fraction form
    4,263.75/5,883.57 = 3,145.29/x
  3. Step 3: Cross multiply
    4,263.75x = 5,883.57 × 3,145.29
  4. Step 4: Simplify right side
    4,263.75x = 18,505,533.89
  5. Step 5: Solve for x
    x = 18,505,533.89/4,263.75
  6. Step 6: Final answer
    x = 4,340.20

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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.