Home / 7,821.73-10,792.60-4,464.01

Finding the Fourth Proportional to 7,821.73, 10,792.60 and 4,464.01

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Solution

The fourth proportional to 7,821.73, 10,792.60 and 4,464.01 is: 6,159.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,821.73 : 10,792.60 = 4,464.01 : x
  2. Step 2: Convert to fraction form
    7,821.73/10,792.60 = 4,464.01/x
  3. Step 3: Cross multiply
    7,821.73x = 10,792.60 × 4,464.01
  4. Step 4: Simplify right side
    7,821.73x = 48,178,274.33
  5. Step 5: Solve for x
    x = 48,178,274.33/7,821.73
  6. Step 6: Final answer
    x = 6,159.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.