Home / 5,152.63-7,110.62-2,914.45

Finding the Fourth Proportional to 5,152.63, 7,110.62 and 2,914.45

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Solution

The fourth proportional to 5,152.63, 7,110.62 and 2,914.45 is: 4,021.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.63 : 7,110.62 = 2,914.45 : x
  2. Step 2: Convert to fraction form
    5,152.63/7,110.62 = 2,914.45/x
  3. Step 3: Cross multiply
    5,152.63x = 7,110.62 × 2,914.45
  4. Step 4: Simplify right side
    5,152.63x = 20,723,575.16
  5. Step 5: Solve for x
    x = 20,723,575.16/5,152.63
  6. Step 6: Final answer
    x = 4,021.95

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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.