Home / 5,506.70-8,260.28-1,611.11

Finding the Fourth Proportional to 5,506.70, 8,260.28 and 1,611.11

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Solution

The fourth proportional to 5,506.70, 8,260.28 and 1,611.11 is: 2,416.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506.70 : 8,260.28 = 1,611.11 : x
  2. Step 2: Convert to fraction form
    5,506.70/8,260.28 = 1,611.11/x
  3. Step 3: Cross multiply
    5,506.70x = 8,260.28 × 1,611.11
  4. Step 4: Simplify right side
    5,506.70x = 13,308,191.88
  5. Step 5: Solve for x
    x = 13,308,191.88/5,506.70
  6. Step 6: Final answer
    x = 2,416.73

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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.