Home / 3,099.67-4,645.99-1,540.77

Finding the Fourth Proportional to 3,099.67, 4,645.99 and 1,540.77

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Solution

The fourth proportional to 3,099.67, 4,645.99 and 1,540.77 is: 2,309.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.67 : 4,645.99 = 1,540.77 : x
  2. Step 2: Convert to fraction form
    3,099.67/4,645.99 = 1,540.77/x
  3. Step 3: Cross multiply
    3,099.67x = 4,645.99 × 1,540.77
  4. Step 4: Simplify right side
    3,099.67x = 7,158,402.01
  5. Step 5: Solve for x
    x = 7,158,402.01/3,099.67
  6. Step 6: Final answer
    x = 2,309.41

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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.