Home / 3,388.10-4,674.00-2,193.47

Finding the Fourth Proportional to 3,388.10, 4,674.00 and 2,193.47

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Solution

The fourth proportional to 3,388.10, 4,674.00 and 2,193.47 is: 3,025.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.10 : 4,674.00 = 2,193.47 : x
  2. Step 2: Convert to fraction form
    3,388.10/4,674.00 = 2,193.47/x
  3. Step 3: Cross multiply
    3,388.10x = 4,674.00 × 2,193.47
  4. Step 4: Simplify right side
    3,388.10x = 10,252,267.81
  5. Step 5: Solve for x
    x = 10,252,267.81/3,388.10
  6. Step 6: Final answer
    x = 3,025.96

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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.