Home / 4,876.81-7,314.46-1,589.87

Finding the Fourth Proportional to 4,876.81, 7,314.46 and 1,589.87

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Solution

The fourth proportional to 4,876.81, 7,314.46 and 1,589.87 is: 2,384.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.81 : 7,314.46 = 1,589.87 : x
  2. Step 2: Convert to fraction form
    4,876.81/7,314.46 = 1,589.87/x
  3. Step 3: Cross multiply
    4,876.81x = 7,314.46 × 1,589.87
  4. Step 4: Simplify right side
    4,876.81x = 11,629,054.83
  5. Step 5: Solve for x
    x = 11,629,054.83/4,876.81
  6. Step 6: Final answer
    x = 2,384.56

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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.