Home / 11,428.03-17,140.27-4,411.33

Finding the Fourth Proportional to 11,428.03, 17,140.27 and 4,411.33

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Solution

The fourth proportional to 11,428.03, 17,140.27 and 4,411.33 is: 6,616.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,428.03 : 17,140.27 = 4,411.33 : x
  2. Step 2: Convert to fraction form
    11,428.03/17,140.27 = 4,411.33/x
  3. Step 3: Cross multiply
    11,428.03x = 17,140.27 × 4,411.33
  4. Step 4: Simplify right side
    11,428.03x = 75,611,387.26
  5. Step 5: Solve for x
    x = 75,611,387.26/11,428.03
  6. Step 6: Final answer
    x = 6,616.31

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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.