Home / 12,383.10-18,576.90-4,060.80

Finding the Fourth Proportional to 12,383.10, 18,576.90 and 4,060.80

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Solution

The fourth proportional to 12,383.10, 18,576.90 and 4,060.80 is: 6,091.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,383.10 : 18,576.90 = 4,060.80 : x
  2. Step 2: Convert to fraction form
    12,383.10/18,576.90 = 4,060.80/x
  3. Step 3: Cross multiply
    12,383.10x = 18,576.90 × 4,060.80
  4. Step 4: Simplify right side
    12,383.10x = 75,437,075.52
  5. Step 5: Solve for x
    x = 75,437,075.52/12,383.10
  6. Step 6: Final answer
    x = 6,091.94

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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.