Home / 10,846.74-16,271.32-4,272.06

Finding the Fourth Proportional to 10,846.74, 16,271.32 and 4,272.06

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Solution

The fourth proportional to 10,846.74, 16,271.32 and 4,272.06 is: 6,408.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,846.74 : 16,271.32 = 4,272.06 : x
  2. Step 2: Convert to fraction form
    10,846.74/16,271.32 = 4,272.06/x
  3. Step 3: Cross multiply
    10,846.74x = 16,271.32 × 4,272.06
  4. Step 4: Simplify right side
    10,846.74x = 69,512,055.32
  5. Step 5: Solve for x
    x = 69,512,055.32/10,846.74
  6. Step 6: Final answer
    x = 6,408.57

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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.