Home / 5,094.75-7,639.79-1,583.70

Finding the Fourth Proportional to 5,094.75, 7,639.79 and 1,583.70

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Solution

The fourth proportional to 5,094.75, 7,639.79 and 1,583.70 is: 2,374.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,094.75 : 7,639.79 = 1,583.70 : x
  2. Step 2: Convert to fraction form
    5,094.75/7,639.79 = 1,583.70/x
  3. Step 3: Cross multiply
    5,094.75x = 7,639.79 × 1,583.70
  4. Step 4: Simplify right side
    5,094.75x = 12,099,155.19
  5. Step 5: Solve for x
    x = 12,099,155.19/5,094.75
  6. Step 6: Final answer
    x = 2,374.83

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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.