Home / 2,998.08-4,497.24-1,690.20

Finding the Fourth Proportional to 2,998.08, 4,497.24 and 1,690.20

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Solution

The fourth proportional to 2,998.08, 4,497.24 and 1,690.20 is: 2,535.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998.08 : 4,497.24 = 1,690.20 : x
  2. Step 2: Convert to fraction form
    2,998.08/4,497.24 = 1,690.20/x
  3. Step 3: Cross multiply
    2,998.08x = 4,497.24 × 1,690.20
  4. Step 4: Simplify right side
    2,998.08x = 7,601,235.05
  5. Step 5: Solve for x
    x = 7,601,235.05/2,998.08
  6. Step 6: Final answer
    x = 2,535.37

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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.