Home / 5,383.36-8,072.90-2,095.98

Finding the Fourth Proportional to 5,383.36, 8,072.90 and 2,095.98

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Solution

The fourth proportional to 5,383.36, 8,072.90 and 2,095.98 is: 3,143.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.36 : 8,072.90 = 2,095.98 : x
  2. Step 2: Convert to fraction form
    5,383.36/8,072.90 = 2,095.98/x
  3. Step 3: Cross multiply
    5,383.36x = 8,072.90 × 2,095.98
  4. Step 4: Simplify right side
    5,383.36x = 16,920,636.94
  5. Step 5: Solve for x
    x = 16,920,636.94/5,383.36
  6. Step 6: Final answer
    x = 3,143.14

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1.5x scale

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.