Home / 3,231.14-4,845.89-1,038.74

Finding the Fourth Proportional to 3,231.14, 4,845.89 and 1,038.74

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Solution

The fourth proportional to 3,231.14, 4,845.89 and 1,038.74 is: 1,557.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.14 : 4,845.89 = 1,038.74 : x
  2. Step 2: Convert to fraction form
    3,231.14/4,845.89 = 1,038.74/x
  3. Step 3: Cross multiply
    3,231.14x = 4,845.89 × 1,038.74
  4. Step 4: Simplify right side
    3,231.14x = 5,033,598.15
  5. Step 5: Solve for x
    x = 5,033,598.15/3,231.14
  6. Step 6: Final answer
    x = 1,557.84

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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.