Home / 8,937.24-12,334.26-5,211

Finding the Fourth Proportional to 8,937.24, 12,334.26 and 5,211

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Solution

The fourth proportional to 8,937.24, 12,334.26 and 5,211 is: 7,191.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.24 : 12,334.26 = 5,211 : x
  2. Step 2: Convert to fraction form
    8,937.24/12,334.26 = 5,211/x
  3. Step 3: Cross multiply
    8,937.24x = 12,334.26 × 5,211
  4. Step 4: Simplify right side
    8,937.24x = 64,273,828.86
  5. Step 5: Solve for x
    x = 64,273,828.86/8,937.24
  6. Step 6: Final answer
    x = 7,191.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.