Home / 11,156.04-16,730.53-3,758.78

Finding the Fourth Proportional to 11,156.04, 16,730.53 and 3,758.78

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Solution

The fourth proportional to 11,156.04, 16,730.53 and 3,758.78 is: 5,636.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,156.04 : 16,730.53 = 3,758.78 : x
  2. Step 2: Convert to fraction form
    11,156.04/16,730.53 = 3,758.78/x
  3. Step 3: Cross multiply
    11,156.04x = 16,730.53 × 3,758.78
  4. Step 4: Simplify right side
    11,156.04x = 62,886,381.55
  5. Step 5: Solve for x
    x = 62,886,381.55/11,156.04
  6. Step 6: Final answer
    x = 5,636.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.