Home / 8,278.20-11,424.00-4,501.37

Finding the Fourth Proportional to 8,278.20, 11,424.00 and 4,501.37

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Solution

The fourth proportional to 8,278.20, 11,424.00 and 4,501.37 is: 6,211.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,278.20 : 11,424.00 = 4,501.37 : x
  2. Step 2: Convert to fraction form
    8,278.20/11,424.00 = 4,501.37/x
  3. Step 3: Cross multiply
    8,278.20x = 11,424.00 × 4,501.37
  4. Step 4: Simplify right side
    8,278.20x = 51,423,696.32
  5. Step 5: Solve for x
    x = 51,423,696.32/8,278.20
  6. Step 6: Final answer
    x = 6,211.94

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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.