Home / 4,643.36-6,409.62-3,151.94

Finding the Fourth Proportional to 4,643.36, 6,409.62 and 3,151.94

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Solution

The fourth proportional to 4,643.36, 6,409.62 and 3,151.94 is: 4,350.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.36 : 6,409.62 = 3,151.94 : x
  2. Step 2: Convert to fraction form
    4,643.36/6,409.62 = 3,151.94/x
  3. Step 3: Cross multiply
    4,643.36x = 6,409.62 × 3,151.94
  4. Step 4: Simplify right side
    4,643.36x = 20,202,721.90
  5. Step 5: Solve for x
    x = 20,202,721.90/4,643.36
  6. Step 6: Final answer
    x = 4,350.89

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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.