Home / 8,937.86-13,402.46-2,696.70

Finding the Fourth Proportional to 8,937.86, 13,402.46 and 2,696.70

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Solution

The fourth proportional to 8,937.86, 13,402.46 and 2,696.70 is: 4,043.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.86 : 13,402.46 = 2,696.70 : x
  2. Step 2: Convert to fraction form
    8,937.86/13,402.46 = 2,696.70/x
  3. Step 3: Cross multiply
    8,937.86x = 13,402.46 × 2,696.70
  4. Step 4: Simplify right side
    8,937.86x = 36,142,413.88
  5. Step 5: Solve for x
    x = 36,142,413.88/8,937.86
  6. Step 6: Final answer
    x = 4,043.74

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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.