Home / 3,038.78-4,560.84-1,479.94

Finding the Fourth Proportional to 3,038.78, 4,560.84 and 1,479.94

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Solution

The fourth proportional to 3,038.78, 4,560.84 and 1,479.94 is: 2,221.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.78 : 4,560.84 = 1,479.94 : x
  2. Step 2: Convert to fraction form
    3,038.78/4,560.84 = 1,479.94/x
  3. Step 3: Cross multiply
    3,038.78x = 4,560.84 × 1,479.94
  4. Step 4: Simplify right side
    3,038.78x = 6,749,758.15
  5. Step 5: Solve for x
    x = 6,749,758.15/3,038.78
  6. Step 6: Final answer
    x = 2,221.20

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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.