Home / 3,203.47-4,420.65-2,363.88

Finding the Fourth Proportional to 3,203.47, 4,420.65 and 2,363.88

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Solution

The fourth proportional to 3,203.47, 4,420.65 and 2,363.88 is: 3,262.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.47 : 4,420.65 = 2,363.88 : x
  2. Step 2: Convert to fraction form
    3,203.47/4,420.65 = 2,363.88/x
  3. Step 3: Cross multiply
    3,203.47x = 4,420.65 × 2,363.88
  4. Step 4: Simplify right side
    3,203.47x = 10,449,886.12
  5. Step 5: Solve for x
    x = 10,449,886.12/3,203.47
  6. Step 6: Final answer
    x = 3,262.05

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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.