Home / 5,985.22-8,981.67-2,905.54

Finding the Fourth Proportional to 5,985.22, 8,981.67 and 2,905.54

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Solution

The fourth proportional to 5,985.22, 8,981.67 and 2,905.54 is: 4,360.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.22 : 8,981.67 = 2,905.54 : x
  2. Step 2: Convert to fraction form
    5,985.22/8,981.67 = 2,905.54/x
  3. Step 3: Cross multiply
    5,985.22x = 8,981.67 × 2,905.54
  4. Step 4: Simplify right side
    5,985.22x = 26,096,601.45
  5. Step 5: Solve for x
    x = 26,096,601.45/5,985.22
  6. Step 6: Final answer
    x = 4,360.17

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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.