Home / 4,239.08-6,352.48-2,921.48

Finding the Fourth Proportional to 4,239.08, 6,352.48 and 2,921.48

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Solution

The fourth proportional to 4,239.08, 6,352.48 and 2,921.48 is: 4,377.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.08 : 6,352.48 = 2,921.48 : x
  2. Step 2: Convert to fraction form
    4,239.08/6,352.48 = 2,921.48/x
  3. Step 3: Cross multiply
    4,239.08x = 6,352.48 × 2,921.48
  4. Step 4: Simplify right side
    4,239.08x = 18,558,643.27
  5. Step 5: Solve for x
    x = 18,558,643.27/4,239.08
  6. Step 6: Final answer
    x = 4,377.99

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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.