Home / 12,583.53-18,883.80-4,792.14

Finding the Fourth Proportional to 12,583.53, 18,883.80 and 4,792.14

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Solution

The fourth proportional to 12,583.53, 18,883.80 and 4,792.14 is: 7,191.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,583.53 : 18,883.80 = 4,792.14 : x
  2. Step 2: Convert to fraction form
    12,583.53/18,883.80 = 4,792.14/x
  3. Step 3: Cross multiply
    12,583.53x = 18,883.80 × 4,792.14
  4. Step 4: Simplify right side
    12,583.53x = 90,493,813.33
  5. Step 5: Solve for x
    x = 90,493,813.33/12,583.53
  6. Step 6: Final answer
    x = 7,191.45

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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.