Home / 12,883.02-19,323.31-4,116.39

Finding the Fourth Proportional to 12,883.02, 19,323.31 and 4,116.39

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Solution

The fourth proportional to 12,883.02, 19,323.31 and 4,116.39 is: 6,174.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,883.02 : 19,323.31 = 4,116.39 : x
  2. Step 2: Convert to fraction form
    12,883.02/19,323.31 = 4,116.39/x
  3. Step 3: Cross multiply
    12,883.02x = 19,323.31 × 4,116.39
  4. Step 4: Simplify right side
    12,883.02x = 79,542,280.05
  5. Step 5: Solve for x
    x = 79,542,280.05/12,883.02
  6. Step 6: Final answer
    x = 6,174.20

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Double scale
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Similar ratio
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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.