Home / 7,898.60-11,839.26-5,583.08

Finding the Fourth Proportional to 7,898.60, 11,839.26 and 5,583.08

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Solution

The fourth proportional to 7,898.60, 11,839.26 and 5,583.08 is: 8,368.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.60 : 11,839.26 = 5,583.08 : x
  2. Step 2: Convert to fraction form
    7,898.60/11,839.26 = 5,583.08/x
  3. Step 3: Cross multiply
    7,898.60x = 11,839.26 × 5,583.08
  4. Step 4: Simplify right side
    7,898.60x = 66,099,535.72
  5. Step 5: Solve for x
    x = 66,099,535.72/7,898.60
  6. Step 6: Final answer
    x = 8,368.51

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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.