Home / 8,820.93-13,231.44-2,977.59

Finding the Fourth Proportional to 8,820.93, 13,231.44 and 2,977.59

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Solution

The fourth proportional to 8,820.93, 13,231.44 and 2,977.59 is: 4,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820.93 : 13,231.44 = 2,977.59 : x
  2. Step 2: Convert to fraction form
    8,820.93/13,231.44 = 2,977.59/x
  3. Step 3: Cross multiply
    8,820.93x = 13,231.44 × 2,977.59
  4. Step 4: Simplify right side
    8,820.93x = 39,397,803.43
  5. Step 5: Solve for x
    x = 39,397,803.43/8,820.93
  6. Step 6: Final answer
    x = 4,466.40

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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.