Home / 5,476.14-8,214.22-1,372.14

Finding the Fourth Proportional to 5,476.14, 8,214.22 and 1,372.14

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Solution

The fourth proportional to 5,476.14, 8,214.22 and 1,372.14 is: 2,058.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.14 : 8,214.22 = 1,372.14 : x
  2. Step 2: Convert to fraction form
    5,476.14/8,214.22 = 1,372.14/x
  3. Step 3: Cross multiply
    5,476.14x = 8,214.22 × 1,372.14
  4. Step 4: Simplify right side
    5,476.14x = 11,271,059.83
  5. Step 5: Solve for x
    x = 11,271,059.83/5,476.14
  6. Step 6: Final answer
    x = 2,058.21

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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.