Home / 9,010.69-13,516.40-3,091.64

Finding the Fourth Proportional to 9,010.69, 13,516.40 and 3,091.64

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Solution

The fourth proportional to 9,010.69, 13,516.40 and 3,091.64 is: 4,637.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.69 : 13,516.40 = 3,091.64 : x
  2. Step 2: Convert to fraction form
    9,010.69/13,516.40 = 3,091.64/x
  3. Step 3: Cross multiply
    9,010.69x = 13,516.40 × 3,091.64
  4. Step 4: Simplify right side
    9,010.69x = 41,787,872.01
  5. Step 5: Solve for x
    x = 41,787,872.01/9,010.69
  6. Step 6: Final answer
    x = 4,637.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.