Home / 8,960.37-13,438.54-5,862.12

Finding the Fourth Proportional to 8,960.37, 13,438.54 and 5,862.12

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Solution

The fourth proportional to 8,960.37, 13,438.54 and 5,862.12 is: 8,791.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.37 : 13,438.54 = 5,862.12 : x
  2. Step 2: Convert to fraction form
    8,960.37/13,438.54 = 5,862.12/x
  3. Step 3: Cross multiply
    8,960.37x = 13,438.54 × 5,862.12
  4. Step 4: Simplify right side
    8,960.37x = 78,778,334.10
  5. Step 5: Solve for x
    x = 78,778,334.10/8,960.37
  6. Step 6: Final answer
    x = 8,791.86

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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.