Home / 4,001.14-5,516.67-3,290.50

Finding the Fourth Proportional to 4,001.14, 5,516.67 and 3,290.50

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Solution

The fourth proportional to 4,001.14, 5,516.67 and 3,290.50 is: 4,536.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.14 : 5,516.67 = 3,290.50 : x
  2. Step 2: Convert to fraction form
    4,001.14/5,516.67 = 3,290.50/x
  3. Step 3: Cross multiply
    4,001.14x = 5,516.67 × 3,290.50
  4. Step 4: Simplify right side
    4,001.14x = 18,152,602.64
  5. Step 5: Solve for x
    x = 18,152,602.64/4,001.14
  6. Step 6: Final answer
    x = 4,536.86

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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.