Home / 3,888.12-5,833.90-2,038.79

Finding the Fourth Proportional to 3,888.12, 5,833.90 and 2,038.79

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Solution

The fourth proportional to 3,888.12, 5,833.90 and 2,038.79 is: 3,059.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888.12 : 5,833.90 = 2,038.79 : x
  2. Step 2: Convert to fraction form
    3,888.12/5,833.90 = 2,038.79/x
  3. Step 3: Cross multiply
    3,888.12x = 5,833.90 × 2,038.79
  4. Step 4: Simplify right side
    3,888.12x = 11,894,096.98
  5. Step 5: Solve for x
    x = 11,894,096.98/3,888.12
  6. Step 6: Final answer
    x = 3,059.09

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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.