Home / 4,769.70-7,154.55-4,113.60

Finding the Fourth Proportional to 4,769.70, 7,154.55 and 4,113.60

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Solution

The fourth proportional to 4,769.70, 7,154.55 and 4,113.60 is: 6,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.70 : 7,154.55 = 4,113.60 : x
  2. Step 2: Convert to fraction form
    4,769.70/7,154.55 = 4,113.60/x
  3. Step 3: Cross multiply
    4,769.70x = 7,154.55 × 4,113.60
  4. Step 4: Simplify right side
    4,769.70x = 29,430,956.88
  5. Step 5: Solve for x
    x = 29,430,956.88/4,769.70
  6. Step 6: Final answer
    x = 6,170.40

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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.