Home / 5,283-7,922.58-2,359.80

Finding the Fourth Proportional to 5,283, 7,922.58 and 2,359.80

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Solution

The fourth proportional to 5,283, 7,922.58 and 2,359.80 is: 3,538.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283 : 7,922.58 = 2,359.80 : x
  2. Step 2: Convert to fraction form
    5,283/7,922.58 = 2,359.80/x
  3. Step 3: Cross multiply
    5,283x = 7,922.58 × 2,359.80
  4. Step 4: Simplify right side
    5,283x = 18,695,704.28
  5. Step 5: Solve for x
    x = 18,695,704.28/5,283
  6. Step 6: Final answer
    x = 3,538.84

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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.