Home / 4,704.13-7,056.15-2,855.76

Finding the Fourth Proportional to 4,704.13, 7,056.15 and 2,855.76

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Solution

The fourth proportional to 4,704.13, 7,056.15 and 2,855.76 is: 4,283.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,704.13 : 7,056.15 = 2,855.76 : x
  2. Step 2: Convert to fraction form
    4,704.13/7,056.15 = 2,855.76/x
  3. Step 3: Cross multiply
    4,704.13x = 7,056.15 × 2,855.76
  4. Step 4: Simplify right side
    4,704.13x = 20,150,670.92
  5. Step 5: Solve for x
    x = 20,150,670.92/4,704.13
  6. Step 6: Final answer
    x = 4,283.61

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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.