Home / 5,358.54-8,038.32-2,071.56

Finding the Fourth Proportional to 5,358.54, 8,038.32 and 2,071.56

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Solution

The fourth proportional to 5,358.54, 8,038.32 and 2,071.56 is: 3,107.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.54 : 8,038.32 = 2,071.56 : x
  2. Step 2: Convert to fraction form
    5,358.54/8,038.32 = 2,071.56/x
  3. Step 3: Cross multiply
    5,358.54x = 8,038.32 × 2,071.56
  4. Step 4: Simplify right side
    5,358.54x = 16,651,862.18
  5. Step 5: Solve for x
    x = 16,651,862.18/5,358.54
  6. Step 6: Final answer
    x = 3,107.54

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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.