Home / 6,718.24-9,271.21-3,734.35

Finding the Fourth Proportional to 6,718.24, 9,271.21 and 3,734.35

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Solution

The fourth proportional to 6,718.24, 9,271.21 and 3,734.35 is: 5,153.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718.24 : 9,271.21 = 3,734.35 : x
  2. Step 2: Convert to fraction form
    6,718.24/9,271.21 = 3,734.35/x
  3. Step 3: Cross multiply
    6,718.24x = 9,271.21 × 3,734.35
  4. Step 4: Simplify right side
    6,718.24x = 34,621,969.70
  5. Step 5: Solve for x
    x = 34,621,969.70/6,718.24
  6. Step 6: Final answer
    x = 5,153.43

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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.