Home / 11,074.51-15,290.03-8,552.17

Finding the Fourth Proportional to 11,074.51, 15,290.03 and 8,552.17

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Solution

The fourth proportional to 11,074.51, 15,290.03 and 8,552.17 is: 11,807.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,074.51 : 15,290.03 = 8,552.17 : x
  2. Step 2: Convert to fraction form
    11,074.51/15,290.03 = 8,552.17/x
  3. Step 3: Cross multiply
    11,074.51x = 15,290.03 × 8,552.17
  4. Step 4: Simplify right side
    11,074.51x = 130,762,935.87
  5. Step 5: Solve for x
    x = 130,762,935.87/11,074.51
  6. Step 6: Final answer
    x = 11,807.56

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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.