Home / 8,982.90-13,476.51-3,436.16

Finding the Fourth Proportional to 8,982.90, 13,476.51 and 3,436.16

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Solution

The fourth proportional to 8,982.90, 13,476.51 and 3,436.16 is: 5,155.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,982.90 : 13,476.51 = 3,436.16 : x
  2. Step 2: Convert to fraction form
    8,982.90/13,476.51 = 3,436.16/x
  3. Step 3: Cross multiply
    8,982.90x = 13,476.51 × 3,436.16
  4. Step 4: Simplify right side
    8,982.90x = 46,307,377.22
  5. Step 5: Solve for x
    x = 46,307,377.22/8,982.90
  6. Step 6: Final answer
    x = 5,155.06

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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.