Home / 4,013.70-5,538.96-2,245.86

Finding the Fourth Proportional to 4,013.70, 5,538.96 and 2,245.86

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Solution

The fourth proportional to 4,013.70, 5,538.96 and 2,245.86 is: 3,099.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.70 : 5,538.96 = 2,245.86 : x
  2. Step 2: Convert to fraction form
    4,013.70/5,538.96 = 2,245.86/x
  3. Step 3: Cross multiply
    4,013.70x = 5,538.96 × 2,245.86
  4. Step 4: Simplify right side
    4,013.70x = 12,439,728.71
  5. Step 5: Solve for x
    x = 12,439,728.71/4,013.70
  6. Step 6: Final answer
    x = 3,099.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.