Home / 4,270.51-6,396.75-2,184.15

Finding the Fourth Proportional to 4,270.51, 6,396.75 and 2,184.15

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Solution

The fourth proportional to 4,270.51, 6,396.75 and 2,184.15 is: 3,271.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.51 : 6,396.75 = 2,184.15 : x
  2. Step 2: Convert to fraction form
    4,270.51/6,396.75 = 2,184.15/x
  3. Step 3: Cross multiply
    4,270.51x = 6,396.75 × 2,184.15
  4. Step 4: Simplify right side
    4,270.51x = 13,971,461.51
  5. Step 5: Solve for x
    x = 13,971,461.51/4,270.51
  6. Step 6: Final answer
    x = 3,271.61

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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.