Home / 3,137.62-4,706.85-1,056.73

Finding the Fourth Proportional to 3,137.62, 4,706.85 and 1,056.73

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Solution

The fourth proportional to 3,137.62, 4,706.85 and 1,056.73 is: 1,585.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.62 : 4,706.85 = 1,056.73 : x
  2. Step 2: Convert to fraction form
    3,137.62/4,706.85 = 1,056.73/x
  3. Step 3: Cross multiply
    3,137.62x = 4,706.85 × 1,056.73
  4. Step 4: Simplify right side
    3,137.62x = 4,973,869.60
  5. Step 5: Solve for x
    x = 4,973,869.60/3,137.62
  6. Step 6: Final answer
    x = 1,585.24

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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.