Home / 9,764.26-13,474.61-5,287.91

Finding the Fourth Proportional to 9,764.26, 13,474.61 and 5,287.91

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Solution

The fourth proportional to 9,764.26, 13,474.61 and 5,287.91 is: 7,297.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,764.26 : 13,474.61 = 5,287.91 : x
  2. Step 2: Convert to fraction form
    9,764.26/13,474.61 = 5,287.91/x
  3. Step 3: Cross multiply
    9,764.26x = 13,474.61 × 5,287.91
  4. Step 4: Simplify right side
    9,764.26x = 71,252,431.15
  5. Step 5: Solve for x
    x = 71,252,431.15/9,764.26
  6. Step 6: Final answer
    x = 7,297.27

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1.5x scale

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.