Home / 3,557.32-5,336.70-1,249.00

Finding the Fourth Proportional to 3,557.32, 5,336.70 and 1,249.00

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Solution

The fourth proportional to 3,557.32, 5,336.70 and 1,249.00 is: 1,873.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.32 : 5,336.70 = 1,249.00 : x
  2. Step 2: Convert to fraction form
    3,557.32/5,336.70 = 1,249.00/x
  3. Step 3: Cross multiply
    3,557.32x = 5,336.70 × 1,249.00
  4. Step 4: Simplify right side
    3,557.32x = 6,665,505.37
  5. Step 5: Solve for x
    x = 6,665,505.37/3,557.32
  6. Step 6: Final answer
    x = 1,873.75

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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.