Home / 4,643.11-6,391.88-4,022.25

Finding the Fourth Proportional to 4,643.11, 6,391.88 and 4,022.25

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Solution

The fourth proportional to 4,643.11, 6,391.88 and 4,022.25 is: 5,537.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.11 : 6,391.88 = 4,022.25 : x
  2. Step 2: Convert to fraction form
    4,643.11/6,391.88 = 4,022.25/x
  3. Step 3: Cross multiply
    4,643.11x = 6,391.88 × 4,022.25
  4. Step 4: Simplify right side
    4,643.11x = 25,709,687.26
  5. Step 5: Solve for x
    x = 25,709,687.26/4,643.11
  6. Step 6: Final answer
    x = 5,537.17

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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.