Home / 9,758.51-13,466.78-5,282.31

Finding the Fourth Proportional to 9,758.51, 13,466.78 and 5,282.31

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Solution

The fourth proportional to 9,758.51, 13,466.78 and 5,282.31 is: 7,289.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,758.51 : 13,466.78 = 5,282.31 : x
  2. Step 2: Convert to fraction form
    9,758.51/13,466.78 = 5,282.31/x
  3. Step 3: Cross multiply
    9,758.51x = 13,466.78 × 5,282.31
  4. Step 4: Simplify right side
    9,758.51x = 71,135,706.66
  5. Step 5: Solve for x
    x = 71,135,706.66/9,758.51
  6. Step 6: Final answer
    x = 7,289.61

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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.