Home / 5,599.96-8,399.60-1,902.11

Finding the Fourth Proportional to 5,599.96, 8,399.60 and 1,902.11

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Solution

The fourth proportional to 5,599.96, 8,399.60 and 1,902.11 is: 2,853.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,599.96 : 8,399.60 = 1,902.11 : x
  2. Step 2: Convert to fraction form
    5,599.96/8,399.60 = 1,902.11/x
  3. Step 3: Cross multiply
    5,599.96x = 8,399.60 × 1,902.11
  4. Step 4: Simplify right side
    5,599.96x = 15,976,942.40
  5. Step 5: Solve for x
    x = 15,976,942.40/5,599.96
  6. Step 6: Final answer
    x = 2,853.05

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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.