Home / 3,696.18-5,101.23-2,370.21

Finding the Fourth Proportional to 3,696.18, 5,101.23 and 2,370.21

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Solution

The fourth proportional to 3,696.18, 5,101.23 and 2,370.21 is: 3,271.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.18 : 5,101.23 = 2,370.21 : x
  2. Step 2: Convert to fraction form
    3,696.18/5,101.23 = 2,370.21/x
  3. Step 3: Cross multiply
    3,696.18x = 5,101.23 × 2,370.21
  4. Step 4: Simplify right side
    3,696.18x = 12,090,986.36
  5. Step 5: Solve for x
    x = 12,090,986.36/3,696.18
  6. Step 6: Final answer
    x = 3,271.21

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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.