Home / 4,120.35-6,176.88-2,477.67

Finding the Fourth Proportional to 4,120.35, 6,176.88 and 2,477.67

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Solution

The fourth proportional to 4,120.35, 6,176.88 and 2,477.67 is: 3,714.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.35 : 6,176.88 = 2,477.67 : x
  2. Step 2: Convert to fraction form
    4,120.35/6,176.88 = 2,477.67/x
  3. Step 3: Cross multiply
    4,120.35x = 6,176.88 × 2,477.67
  4. Step 4: Simplify right side
    4,120.35x = 15,304,270.27
  5. Step 5: Solve for x
    x = 15,304,270.27/4,120.35
  6. Step 6: Final answer
    x = 3,714.31

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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.