Home / 2,922.93-4,346.84-2,830.67

Finding the Fourth Proportional to 2,922.93, 4,346.84 and 2,830.67

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Solution

The fourth proportional to 2,922.93, 4,346.84 and 2,830.67 is: 4,209.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922.93 : 4,346.84 = 2,830.67 : x
  2. Step 2: Convert to fraction form
    2,922.93/4,346.84 = 2,830.67/x
  3. Step 3: Cross multiply
    2,922.93x = 4,346.84 × 2,830.67
  4. Step 4: Simplify right side
    2,922.93x = 12,304,433.70
  5. Step 5: Solve for x
    x = 12,304,433.70/2,922.93
  6. Step 6: Final answer
    x = 4,209.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.