Home / 4,817.50-6,648.20-2,721.67

Finding the Fourth Proportional to 4,817.50, 6,648.20 and 2,721.67

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Solution

The fourth proportional to 4,817.50, 6,648.20 and 2,721.67 is: 3,755.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.50 : 6,648.20 = 2,721.67 : x
  2. Step 2: Convert to fraction form
    4,817.50/6,648.20 = 2,721.67/x
  3. Step 3: Cross multiply
    4,817.50x = 6,648.20 × 2,721.67
  4. Step 4: Simplify right side
    4,817.50x = 18,094,206.49
  5. Step 5: Solve for x
    x = 18,094,206.49/4,817.50
  6. Step 6: Final answer
    x = 3,755.93

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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.