Home / 4,561.40-6,840.27-1,930.11

Finding the Fourth Proportional to 4,561.40, 6,840.27 and 1,930.11

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Solution

The fourth proportional to 4,561.40, 6,840.27 and 1,930.11 is: 2,894.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,561.40 : 6,840.27 = 1,930.11 : x
  2. Step 2: Convert to fraction form
    4,561.40/6,840.27 = 1,930.11/x
  3. Step 3: Cross multiply
    4,561.40x = 6,840.27 × 1,930.11
  4. Step 4: Simplify right side
    4,561.40x = 13,202,473.53
  5. Step 5: Solve for x
    x = 13,202,473.53/4,561.40
  6. Step 6: Final answer
    x = 2,894.39

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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.