Home / 10,521.46-14,518.60-5,805.44

Finding the Fourth Proportional to 10,521.46, 14,518.60 and 5,805.44

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Solution

The fourth proportional to 10,521.46, 14,518.60 and 5,805.44 is: 8,010.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,521.46 : 14,518.60 = 5,805.44 : x
  2. Step 2: Convert to fraction form
    10,521.46/14,518.60 = 5,805.44/x
  3. Step 3: Cross multiply
    10,521.46x = 14,518.60 × 5,805.44
  4. Step 4: Simplify right side
    10,521.46x = 84,286,861.18
  5. Step 5: Solve for x
    x = 84,286,861.18/10,521.46
  6. Step 6: Final answer
    x = 8,010.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.