Home / 3,137.09-4,706.07-1,057.69

Finding the Fourth Proportional to 3,137.09, 4,706.07 and 1,057.69

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Solution

The fourth proportional to 3,137.09, 4,706.07 and 1,057.69 is: 1,586.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.09 : 4,706.07 = 1,057.69 : x
  2. Step 2: Convert to fraction form
    3,137.09/4,706.07 = 1,057.69/x
  3. Step 3: Cross multiply
    3,137.09x = 4,706.07 × 1,057.69
  4. Step 4: Simplify right side
    3,137.09x = 4,977,554.09
  5. Step 5: Solve for x
    x = 4,977,554.09/3,137.09
  6. Step 6: Final answer
    x = 1,586.68

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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.