Home / 4,583.61-6,878.25-1,809.81

Finding the Fourth Proportional to 4,583.61, 6,878.25 and 1,809.81

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Solution

The fourth proportional to 4,583.61, 6,878.25 and 1,809.81 is: 2,715.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,583.61 : 6,878.25 = 1,809.81 : x
  2. Step 2: Convert to fraction form
    4,583.61/6,878.25 = 1,809.81/x
  3. Step 3: Cross multiply
    4,583.61x = 6,878.25 × 1,809.81
  4. Step 4: Simplify right side
    4,583.61x = 12,448,325.63
  5. Step 5: Solve for x
    x = 12,448,325.63/4,583.61
  6. Step 6: Final answer
    x = 2,715.83

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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.