Home / 11,437.23-15,812.27-8,448.33

Finding the Fourth Proportional to 11,437.23, 15,812.27 and 8,448.33

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Solution

The fourth proportional to 11,437.23, 15,812.27 and 8,448.33 is: 11,680.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,437.23 : 15,812.27 = 8,448.33 : x
  2. Step 2: Convert to fraction form
    11,437.23/15,812.27 = 8,448.33/x
  3. Step 3: Cross multiply
    11,437.23x = 15,812.27 × 8,448.33
  4. Step 4: Simplify right side
    11,437.23x = 133,587,232.77
  5. Step 5: Solve for x
    x = 133,587,232.77/11,437.23
  6. Step 6: Final answer
    x = 11,680.03

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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.