Home / 3,237.96-4,468.25-1,821.63

Finding the Fourth Proportional to 3,237.96, 4,468.25 and 1,821.63

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Solution

The fourth proportional to 3,237.96, 4,468.25 and 1,821.63 is: 2,513.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.96 : 4,468.25 = 1,821.63 : x
  2. Step 2: Convert to fraction form
    3,237.96/4,468.25 = 1,821.63/x
  3. Step 3: Cross multiply
    3,237.96x = 4,468.25 × 1,821.63
  4. Step 4: Simplify right side
    3,237.96x = 8,139,498.25
  5. Step 5: Solve for x
    x = 8,139,498.25/3,237.96
  6. Step 6: Final answer
    x = 2,513.77

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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.