Home / 4,834.61-6,671.58-2,738.78

Finding the Fourth Proportional to 4,834.61, 6,671.58 and 2,738.78

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Solution

The fourth proportional to 4,834.61, 6,671.58 and 2,738.78 is: 3,779.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,834.61 : 6,671.58 = 2,738.78 : x
  2. Step 2: Convert to fraction form
    4,834.61/6,671.58 = 2,738.78/x
  3. Step 3: Cross multiply
    4,834.61x = 6,671.58 × 2,738.78
  4. Step 4: Simplify right side
    4,834.61x = 18,271,989.87
  5. Step 5: Solve for x
    x = 18,271,989.87/4,834.61
  6. Step 6: Final answer
    x = 3,779.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.