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Finding the Fourth Proportional to 7,323.67, 10,987.13 and 4,035.07

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Solution

The fourth proportional to 7,323.67, 10,987.13 and 4,035.07 is: 6,053.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323.67 : 10,987.13 = 4,035.07 : x
  2. Step 2: Convert to fraction form
    7,323.67/10,987.13 = 4,035.07/x
  3. Step 3: Cross multiply
    7,323.67x = 10,987.13 × 4,035.07
  4. Step 4: Simplify right side
    7,323.67x = 44,333,838.65
  5. Step 5: Solve for x
    x = 44,333,838.65/7,323.67
  6. Step 6: Final answer
    x = 6,053.50

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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.