Home / 5,800.37-8,705.15-2,103.65

Finding the Fourth Proportional to 5,800.37, 8,705.15 and 2,103.65

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Solution

The fourth proportional to 5,800.37, 8,705.15 and 2,103.65 is: 3,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.37 : 8,705.15 = 2,103.65 : x
  2. Step 2: Convert to fraction form
    5,800.37/8,705.15 = 2,103.65/x
  3. Step 3: Cross multiply
    5,800.37x = 8,705.15 × 2,103.65
  4. Step 4: Simplify right side
    5,800.37x = 18,312,636.09
  5. Step 5: Solve for x
    x = 18,312,636.09/5,800.37
  6. Step 6: Final answer
    x = 3,157.15

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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.