Home / 4,218.32-6,328.71-1,752.68

Finding the Fourth Proportional to 4,218.32, 6,328.71 and 1,752.68

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Solution

The fourth proportional to 4,218.32, 6,328.71 and 1,752.68 is: 2,629.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.32 : 6,328.71 = 1,752.68 : x
  2. Step 2: Convert to fraction form
    4,218.32/6,328.71 = 1,752.68/x
  3. Step 3: Cross multiply
    4,218.32x = 6,328.71 × 1,752.68
  4. Step 4: Simplify right side
    4,218.32x = 11,092,203.44
  5. Step 5: Solve for x
    x = 11,092,203.44/4,218.32
  6. Step 6: Final answer
    x = 2,629.53

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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.