Home / 8,977.88-13,466.98-3,433.80

Finding the Fourth Proportional to 8,977.88, 13,466.98 and 3,433.80

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Solution

The fourth proportional to 8,977.88, 13,466.98 and 3,433.80 is: 5,150.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977.88 : 13,466.98 = 3,433.80 : x
  2. Step 2: Convert to fraction form
    8,977.88/13,466.98 = 3,433.80/x
  3. Step 3: Cross multiply
    8,977.88x = 13,466.98 × 3,433.80
  4. Step 4: Simplify right side
    8,977.88x = 46,242,915.92
  5. Step 5: Solve for x
    x = 46,242,915.92/8,977.88
  6. Step 6: Final answer
    x = 5,150.76

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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.