Home / 5,820.44-8,730.79-1,660.82

Finding the Fourth Proportional to 5,820.44, 8,730.79 and 1,660.82

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Solution

The fourth proportional to 5,820.44, 8,730.79 and 1,660.82 is: 2,491.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.44 : 8,730.79 = 1,660.82 : x
  2. Step 2: Convert to fraction form
    5,820.44/8,730.79 = 1,660.82/x
  3. Step 3: Cross multiply
    5,820.44x = 8,730.79 × 1,660.82
  4. Step 4: Simplify right side
    5,820.44x = 14,500,222.84
  5. Step 5: Solve for x
    x = 14,500,222.84/5,820.44
  6. Step 6: Final answer
    x = 2,491.26

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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.