Home / 8,465.37-12,702.39-3,471.38

Finding the Fourth Proportional to 8,465.37, 12,702.39 and 3,471.38

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Solution

The fourth proportional to 8,465.37, 12,702.39 and 3,471.38 is: 5,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465.37 : 12,702.39 = 3,471.38 : x
  2. Step 2: Convert to fraction form
    8,465.37/12,702.39 = 3,471.38/x
  3. Step 3: Cross multiply
    8,465.37x = 12,702.39 × 3,471.38
  4. Step 4: Simplify right side
    8,465.37x = 44,094,822.60
  5. Step 5: Solve for x
    x = 44,094,822.60/8,465.37
  6. Step 6: Final answer
    x = 5,208.85

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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.