Home / 5,555.94-8,330.67-1,659.30

Finding the Fourth Proportional to 5,555.94, 8,330.67 and 1,659.30

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Solution

The fourth proportional to 5,555.94, 8,330.67 and 1,659.30 is: 2,487.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.94 : 8,330.67 = 1,659.30 : x
  2. Step 2: Convert to fraction form
    5,555.94/8,330.67 = 1,659.30/x
  3. Step 3: Cross multiply
    5,555.94x = 8,330.67 × 1,659.30
  4. Step 4: Simplify right side
    5,555.94x = 13,823,080.73
  5. Step 5: Solve for x
    x = 13,823,080.73/5,555.94
  6. Step 6: Final answer
    x = 2,487.98

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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.