Home / 5,362.12-8,038.54-2,072.94

Finding the Fourth Proportional to 5,362.12, 8,038.54 and 2,072.94

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Solution

The fourth proportional to 5,362.12, 8,038.54 and 2,072.94 is: 3,107.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362.12 : 8,038.54 = 2,072.94 : x
  2. Step 2: Convert to fraction form
    5,362.12/8,038.54 = 2,072.94/x
  3. Step 3: Cross multiply
    5,362.12x = 8,038.54 × 2,072.94
  4. Step 4: Simplify right side
    5,362.12x = 16,663,411.11
  5. Step 5: Solve for x
    x = 16,663,411.11/5,362.12
  6. Step 6: Final answer
    x = 3,107.62

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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.