Home / 11,462.49-15,817.68-6,427.26

Finding the Fourth Proportional to 11,462.49, 15,817.68 and 6,427.26

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Solution

The fourth proportional to 11,462.49, 15,817.68 and 6,427.26 is: 8,869.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,462.49 : 15,817.68 = 6,427.26 : x
  2. Step 2: Convert to fraction form
    11,462.49/15,817.68 = 6,427.26/x
  3. Step 3: Cross multiply
    11,462.49x = 15,817.68 × 6,427.26
  4. Step 4: Simplify right side
    11,462.49x = 101,664,341.96
  5. Step 5: Solve for x
    x = 101,664,341.96/11,462.49
  6. Step 6: Final answer
    x = 8,869.31

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1.5x scale

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.