Home / 5,148.08-7,104-2,910.04

Finding the Fourth Proportional to 5,148.08, 7,104 and 2,910.04

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Solution

The fourth proportional to 5,148.08, 7,104 and 2,910.04 is: 4,015.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148.08 : 7,104 = 2,910.04 : x
  2. Step 2: Convert to fraction form
    5,148.08/7,104 = 2,910.04/x
  3. Step 3: Cross multiply
    5,148.08x = 7,104 × 2,910.04
  4. Step 4: Simplify right side
    5,148.08x = 20,672,924.16
  5. Step 5: Solve for x
    x = 20,672,924.16/5,148.08
  6. Step 6: Final answer
    x = 4,015.66

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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.