Home / 3,384.20-4,670.98-2,203.22

Finding the Fourth Proportional to 3,384.20, 4,670.98 and 2,203.22

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Solution

The fourth proportional to 3,384.20, 4,670.98 and 2,203.22 is: 3,040.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.20 : 4,670.98 = 2,203.22 : x
  2. Step 2: Convert to fraction form
    3,384.20/4,670.98 = 2,203.22/x
  3. Step 3: Cross multiply
    3,384.20x = 4,670.98 × 2,203.22
  4. Step 4: Simplify right side
    3,384.20x = 10,291,196.56
  5. Step 5: Solve for x
    x = 10,291,196.56/3,384.20
  6. Step 6: Final answer
    x = 3,040.95

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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.