Home / 3,690.60-5,535.66-1,499.52

Finding the Fourth Proportional to 3,690.60, 5,535.66 and 1,499.52

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Solution

The fourth proportional to 3,690.60, 5,535.66 and 1,499.52 is: 2,249.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.60 : 5,535.66 = 1,499.52 : x
  2. Step 2: Convert to fraction form
    3,690.60/5,535.66 = 1,499.52/x
  3. Step 3: Cross multiply
    3,690.60x = 5,535.66 × 1,499.52
  4. Step 4: Simplify right side
    3,690.60x = 8,300,832.88
  5. Step 5: Solve for x
    x = 8,300,832.88/3,690.60
  6. Step 6: Final answer
    x = 2,249.18

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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.