Home / 5,819.87-8,729.69-1,437.37

Finding the Fourth Proportional to 5,819.87, 8,729.69 and 1,437.37

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Solution

The fourth proportional to 5,819.87, 8,729.69 and 1,437.37 is: 2,156.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,819.87 : 8,729.69 = 1,437.37 : x
  2. Step 2: Convert to fraction form
    5,819.87/8,729.69 = 1,437.37/x
  3. Step 3: Cross multiply
    5,819.87x = 8,729.69 × 1,437.37
  4. Step 4: Simplify right side
    5,819.87x = 12,547,794.52
  5. Step 5: Solve for x
    x = 12,547,794.52/5,819.87
  6. Step 6: Final answer
    x = 2,156.03

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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.