Home / 3,558.64-5,337.96-1,249.60

Finding the Fourth Proportional to 3,558.64, 5,337.96 and 1,249.60

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Solution

The fourth proportional to 3,558.64, 5,337.96 and 1,249.60 is: 1,874.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.64 : 5,337.96 = 1,249.60 : x
  2. Step 2: Convert to fraction form
    3,558.64/5,337.96 = 1,249.60/x
  3. Step 3: Cross multiply
    3,558.64x = 5,337.96 × 1,249.60
  4. Step 4: Simplify right side
    3,558.64x = 6,670,314.82
  5. Step 5: Solve for x
    x = 6,670,314.82/3,558.64
  6. Step 6: Final answer
    x = 1,874.40

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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.