Home / 5,277.10-7,919.52-2,503.76

Finding the Fourth Proportional to 5,277.10, 7,919.52 and 2,503.76

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Solution

The fourth proportional to 5,277.10, 7,919.52 and 2,503.76 is: 3,757.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277.10 : 7,919.52 = 2,503.76 : x
  2. Step 2: Convert to fraction form
    5,277.10/7,919.52 = 2,503.76/x
  3. Step 3: Cross multiply
    5,277.10x = 7,919.52 × 2,503.76
  4. Step 4: Simplify right side
    5,277.10x = 19,828,525.28
  5. Step 5: Solve for x
    x = 19,828,525.28/5,277.10
  6. Step 6: Final answer
    x = 3,757.47

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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.