Home / 9,470.26-13,069.37-5,278.50

Finding the Fourth Proportional to 9,470.26, 13,069.37 and 5,278.50

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Solution

The fourth proportional to 9,470.26, 13,069.37 and 5,278.50 is: 7,284.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,470.26 : 13,069.37 = 5,278.50 : x
  2. Step 2: Convert to fraction form
    9,470.26/13,069.37 = 5,278.50/x
  3. Step 3: Cross multiply
    9,470.26x = 13,069.37 × 5,278.50
  4. Step 4: Simplify right side
    9,470.26x = 68,986,669.55
  5. Step 5: Solve for x
    x = 68,986,669.55/9,470.26
  6. Step 6: Final answer
    x = 7,284.56

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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.