Home / 8,977.56-13,466.40-3,134.17

Finding the Fourth Proportional to 8,977.56, 13,466.40 and 3,134.17

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Solution

The fourth proportional to 8,977.56, 13,466.40 and 3,134.17 is: 4,701.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977.56 : 13,466.40 = 3,134.17 : x
  2. Step 2: Convert to fraction form
    8,977.56/13,466.40 = 3,134.17/x
  3. Step 3: Cross multiply
    8,977.56x = 13,466.40 × 3,134.17
  4. Step 4: Simplify right side
    8,977.56x = 42,205,986.89
  5. Step 5: Solve for x
    x = 42,205,986.89/8,977.56
  6. Step 6: Final answer
    x = 4,701.28

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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.