Home / 10,679.06-16,020.84-4,015.60

Finding the Fourth Proportional to 10,679.06, 16,020.84 and 4,015.60

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Solution

The fourth proportional to 10,679.06, 16,020.84 and 4,015.60 is: 6,024.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.06 : 16,020.84 = 4,015.60 : x
  2. Step 2: Convert to fraction form
    10,679.06/16,020.84 = 4,015.60/x
  3. Step 3: Cross multiply
    10,679.06x = 16,020.84 × 4,015.60
  4. Step 4: Simplify right side
    10,679.06x = 64,333,285.10
  5. Step 5: Solve for x
    x = 64,333,285.10/10,679.06
  6. Step 6: Final answer
    x = 6,024.25

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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.