Home / 5,141.88-7,096.44-2,903.86

Finding the Fourth Proportional to 5,141.88, 7,096.44 and 2,903.86

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Solution

The fourth proportional to 5,141.88, 7,096.44 and 2,903.86 is: 4,007.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.88 : 7,096.44 = 2,903.86 : x
  2. Step 2: Convert to fraction form
    5,141.88/7,096.44 = 2,903.86/x
  3. Step 3: Cross multiply
    5,141.88x = 7,096.44 × 2,903.86
  4. Step 4: Simplify right side
    5,141.88x = 20,607,068.26
  5. Step 5: Solve for x
    x = 20,607,068.26/5,141.88
  6. Step 6: Final answer
    x = 4,007.69

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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.