Home / 4,074.61-6,108.01-1,299.75

Finding the Fourth Proportional to 4,074.61, 6,108.01 and 1,299.75

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Solution

The fourth proportional to 4,074.61, 6,108.01 and 1,299.75 is: 1,948.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.61 : 6,108.01 = 1,299.75 : x
  2. Step 2: Convert to fraction form
    4,074.61/6,108.01 = 1,299.75/x
  3. Step 3: Cross multiply
    4,074.61x = 6,108.01 × 1,299.75
  4. Step 4: Simplify right side
    4,074.61x = 7,938,848.96
  5. Step 5: Solve for x
    x = 7,938,848.96/4,074.61
  6. Step 6: Final answer
    x = 1,948.37

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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.