Home / 8,271.82-11,412.52-4,734.35

Finding the Fourth Proportional to 8,271.82, 11,412.52 and 4,734.35

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Solution

The fourth proportional to 8,271.82, 11,412.52 and 4,734.35 is: 6,531.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271.82 : 11,412.52 = 4,734.35 : x
  2. Step 2: Convert to fraction form
    8,271.82/11,412.52 = 4,734.35/x
  3. Step 3: Cross multiply
    8,271.82x = 11,412.52 × 4,734.35
  4. Step 4: Simplify right side
    8,271.82x = 54,030,864.06
  5. Step 5: Solve for x
    x = 54,030,864.06/8,271.82
  6. Step 6: Final answer
    x = 6,531.92

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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.