Home / 6,087.76-8,401.70-3,697.18

Finding the Fourth Proportional to 6,087.76, 8,401.70 and 3,697.18

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Solution

The fourth proportional to 6,087.76, 8,401.70 and 3,697.18 is: 5,102.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087.76 : 8,401.70 = 3,697.18 : x
  2. Step 2: Convert to fraction form
    6,087.76/8,401.70 = 3,697.18/x
  3. Step 3: Cross multiply
    6,087.76x = 8,401.70 × 3,697.18
  4. Step 4: Simplify right side
    6,087.76x = 31,062,585.44
  5. Step 5: Solve for x
    x = 31,062,585.44/6,087.76
  6. Step 6: Final answer
    x = 5,102.47

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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.