Home / 4,507.70-6,220.58-2,518.20

Finding the Fourth Proportional to 4,507.70, 6,220.58 and 2,518.20

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Solution

The fourth proportional to 4,507.70, 6,220.58 and 2,518.20 is: 3,475.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.70 : 6,220.58 = 2,518.20 : x
  2. Step 2: Convert to fraction form
    4,507.70/6,220.58 = 2,518.20/x
  3. Step 3: Cross multiply
    4,507.70x = 6,220.58 × 2,518.20
  4. Step 4: Simplify right side
    4,507.70x = 15,664,651.97
  5. Step 5: Solve for x
    x = 15,664,651.97/4,507.70
  6. Step 6: Final answer
    x = 3,475.09

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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.