Home / 4,785.42-7,173.80-1,706.70

Finding the Fourth Proportional to 4,785.42, 7,173.80 and 1,706.70

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Solution

The fourth proportional to 4,785.42, 7,173.80 and 1,706.70 is: 2,558.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.42 : 7,173.80 = 1,706.70 : x
  2. Step 2: Convert to fraction form
    4,785.42/7,173.80 = 1,706.70/x
  3. Step 3: Cross multiply
    4,785.42x = 7,173.80 × 1,706.70
  4. Step 4: Simplify right side
    4,785.42x = 12,243,524.46
  5. Step 5: Solve for x
    x = 12,243,524.46/4,785.42
  6. Step 6: Final answer
    x = 2,558.51

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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.