Home / 8,977.40-13,466.80-2,737.96

Finding the Fourth Proportional to 8,977.40, 13,466.80 and 2,737.96

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Solution

The fourth proportional to 8,977.40, 13,466.80 and 2,737.96 is: 4,107.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977.40 : 13,466.80 = 2,737.96 : x
  2. Step 2: Convert to fraction form
    8,977.40/13,466.80 = 2,737.96/x
  3. Step 3: Cross multiply
    8,977.40x = 13,466.80 × 2,737.96
  4. Step 4: Simplify right side
    8,977.40x = 36,871,559.73
  5. Step 5: Solve for x
    x = 36,871,559.73/8,977.40
  6. Step 6: Final answer
    x = 4,107.15

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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.