Home / 5,919.20-8,203.77-5,808.49

Finding the Fourth Proportional to 5,919.20, 8,203.77 and 5,808.49

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Solution

The fourth proportional to 5,919.20, 8,203.77 and 5,808.49 is: 8,050.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.20 : 8,203.77 = 5,808.49 : x
  2. Step 2: Convert to fraction form
    5,919.20/8,203.77 = 5,808.49/x
  3. Step 3: Cross multiply
    5,919.20x = 8,203.77 × 5,808.49
  4. Step 4: Simplify right side
    5,919.20x = 47,651,511.83
  5. Step 5: Solve for x
    x = 47,651,511.83/5,919.20
  6. Step 6: Final answer
    x = 8,050.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.