Home / 11,604.86-17,405.24-5,278.26

Finding the Fourth Proportional to 11,604.86, 17,405.24 and 5,278.26

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Solution

The fourth proportional to 11,604.86, 17,405.24 and 5,278.26 is: 7,916.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,604.86 : 17,405.24 = 5,278.26 : x
  2. Step 2: Convert to fraction form
    11,604.86/17,405.24 = 5,278.26/x
  3. Step 3: Cross multiply
    11,604.86x = 17,405.24 × 5,278.26
  4. Step 4: Simplify right side
    11,604.86x = 91,869,323.06
  5. Step 5: Solve for x
    x = 91,869,323.06/11,604.86
  6. Step 6: Final answer
    x = 7,916.45

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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.