Home / 8,971.36-13,454.10-3,271.46

Finding the Fourth Proportional to 8,971.36, 13,454.10 and 3,271.46

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Solution

The fourth proportional to 8,971.36, 13,454.10 and 3,271.46 is: 4,906.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,971.36 : 13,454.10 = 3,271.46 : x
  2. Step 2: Convert to fraction form
    8,971.36/13,454.10 = 3,271.46/x
  3. Step 3: Cross multiply
    8,971.36x = 13,454.10 × 3,271.46
  4. Step 4: Simplify right side
    8,971.36x = 44,014,482.72
  5. Step 5: Solve for x
    x = 44,014,482.72/8,971.36
  6. Step 6: Final answer
    x = 4,906.11

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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.