Home / 6,135.60-8,467.47-3,619.19

Finding the Fourth Proportional to 6,135.60, 8,467.47 and 3,619.19

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Solution

The fourth proportional to 6,135.60, 8,467.47 and 3,619.19 is: 4,994.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,135.60 : 8,467.47 = 3,619.19 : x
  2. Step 2: Convert to fraction form
    6,135.60/8,467.47 = 3,619.19/x
  3. Step 3: Cross multiply
    6,135.60x = 8,467.47 × 3,619.19
  4. Step 4: Simplify right side
    6,135.60x = 30,645,382.75
  5. Step 5: Solve for x
    x = 30,645,382.75/6,135.60
  6. Step 6: Final answer
    x = 4,994.68

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.