Home / 5,555.25-8,334.19-1,659.76

Finding the Fourth Proportional to 5,555.25, 8,334.19 and 1,659.76

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Solution

The fourth proportional to 5,555.25, 8,334.19 and 1,659.76 is: 2,490.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.25 : 8,334.19 = 1,659.76 : x
  2. Step 2: Convert to fraction form
    5,555.25/8,334.19 = 1,659.76/x
  3. Step 3: Cross multiply
    5,555.25x = 8,334.19 × 1,659.76
  4. Step 4: Simplify right side
    5,555.25x = 13,832,736.43
  5. Step 5: Solve for x
    x = 13,832,736.43/5,555.25
  6. Step 6: Final answer
    x = 2,490.03

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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.