Home / 4,643.11-6,405.24-3,072.52

Finding the Fourth Proportional to 4,643.11, 6,405.24 and 3,072.52

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Solution

The fourth proportional to 4,643.11, 6,405.24 and 3,072.52 is: 4,238.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.11 : 6,405.24 = 3,072.52 : x
  2. Step 2: Convert to fraction form
    4,643.11/6,405.24 = 3,072.52/x
  3. Step 3: Cross multiply
    4,643.11x = 6,405.24 × 3,072.52
  4. Step 4: Simplify right side
    4,643.11x = 19,680,228.00
  5. Step 5: Solve for x
    x = 19,680,228.00/4,643.11
  6. Step 6: Final answer
    x = 4,238.59

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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.