Home / 4,145.63-6,217.38-1,223.25

Finding the Fourth Proportional to 4,145.63, 6,217.38 and 1,223.25

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Solution

The fourth proportional to 4,145.63, 6,217.38 and 1,223.25 is: 1,834.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.63 : 6,217.38 = 1,223.25 : x
  2. Step 2: Convert to fraction form
    4,145.63/6,217.38 = 1,223.25/x
  3. Step 3: Cross multiply
    4,145.63x = 6,217.38 × 1,223.25
  4. Step 4: Simplify right side
    4,145.63x = 7,605,410.09
  5. Step 5: Solve for x
    x = 7,605,410.09/4,145.63
  6. Step 6: Final answer
    x = 1,834.56

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Double scale
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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.