Home / 5,099.35-7,648.65-2,289.05

Finding the Fourth Proportional to 5,099.35, 7,648.65 and 2,289.05

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Solution

The fourth proportional to 5,099.35, 7,648.65 and 2,289.05 is: 3,433.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,099.35 : 7,648.65 = 2,289.05 : x
  2. Step 2: Convert to fraction form
    5,099.35/7,648.65 = 2,289.05/x
  3. Step 3: Cross multiply
    5,099.35x = 7,648.65 × 2,289.05
  4. Step 4: Simplify right side
    5,099.35x = 17,508,142.28
  5. Step 5: Solve for x
    x = 17,508,142.28/5,099.35
  6. Step 6: Final answer
    x = 3,433.41

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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.