Home / 5,319.30-7,983.40-4,704.50

Finding the Fourth Proportional to 5,319.30, 7,983.40 and 4,704.50

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Solution

The fourth proportional to 5,319.30, 7,983.40 and 4,704.50 is: 7,060.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.30 : 7,983.40 = 4,704.50 : x
  2. Step 2: Convert to fraction form
    5,319.30/7,983.40 = 4,704.50/x
  3. Step 3: Cross multiply
    5,319.30x = 7,983.40 × 4,704.50
  4. Step 4: Simplify right side
    5,319.30x = 37,557,905.30
  5. Step 5: Solve for x
    x = 37,557,905.30/5,319.30
  6. Step 6: Final answer
    x = 7,060.69

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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.