Home / 2,902.64-4,353.95-1,170.86

Finding the Fourth Proportional to 2,902.64, 4,353.95 and 1,170.86

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Solution

The fourth proportional to 2,902.64, 4,353.95 and 1,170.86 is: 1,756.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.64 : 4,353.95 = 1,170.86 : x
  2. Step 2: Convert to fraction form
    2,902.64/4,353.95 = 1,170.86/x
  3. Step 3: Cross multiply
    2,902.64x = 4,353.95 × 1,170.86
  4. Step 4: Simplify right side
    2,902.64x = 5,097,847.05
  5. Step 5: Solve for x
    x = 5,097,847.05/2,902.64
  6. Step 6: Final answer
    x = 1,756.28

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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.