Home / 7,574.09-11,366.33-2,643.73

Finding the Fourth Proportional to 7,574.09, 11,366.33 and 2,643.73

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Solution

The fourth proportional to 7,574.09, 11,366.33 and 2,643.73 is: 3,967.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574.09 : 11,366.33 = 2,643.73 : x
  2. Step 2: Convert to fraction form
    7,574.09/11,366.33 = 2,643.73/x
  3. Step 3: Cross multiply
    7,574.09x = 11,366.33 × 2,643.73
  4. Step 4: Simplify right side
    7,574.09x = 30,049,518.51
  5. Step 5: Solve for x
    x = 30,049,518.51/7,574.09
  6. Step 6: Final answer
    x = 3,967.41

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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.