Home / 3,553.32-5,327.58-1,818.60

Finding the Fourth Proportional to 3,553.32, 5,327.58 and 1,818.60

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Solution

The fourth proportional to 3,553.32, 5,327.58 and 1,818.60 is: 2,726.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.32 : 5,327.58 = 1,818.60 : x
  2. Step 2: Convert to fraction form
    3,553.32/5,327.58 = 1,818.60/x
  3. Step 3: Cross multiply
    3,553.32x = 5,327.58 × 1,818.60
  4. Step 4: Simplify right side
    3,553.32x = 9,688,736.99
  5. Step 5: Solve for x
    x = 9,688,736.99/3,553.32
  6. Step 6: Final answer
    x = 2,726.67

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1.5x scale

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.