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Finding the Fourth Proportional to 7,590.71, 11,361.76 and 4,072.07

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Solution

The fourth proportional to 7,590.71, 11,361.76 and 4,072.07 is: 6,095.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,590.71 : 11,361.76 = 4,072.07 : x
  2. Step 2: Convert to fraction form
    7,590.71/11,361.76 = 4,072.07/x
  3. Step 3: Cross multiply
    7,590.71x = 11,361.76 × 4,072.07
  4. Step 4: Simplify right side
    7,590.71x = 46,265,825.23
  5. Step 5: Solve for x
    x = 46,265,825.23/7,590.71
  6. Step 6: Final answer
    x = 6,095.06

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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.