Home / 7,037.44-10,555.75-2,107.20

Finding the Fourth Proportional to 7,037.44, 10,555.75 and 2,107.20

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Solution

The fourth proportional to 7,037.44, 10,555.75 and 2,107.20 is: 3,160.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.44 : 10,555.75 = 2,107.20 : x
  2. Step 2: Convert to fraction form
    7,037.44/10,555.75 = 2,107.20/x
  3. Step 3: Cross multiply
    7,037.44x = 10,555.75 × 2,107.20
  4. Step 4: Simplify right side
    7,037.44x = 22,243,076.40
  5. Step 5: Solve for x
    x = 22,243,076.40/7,037.44
  6. Step 6: Final answer
    x = 3,160.68

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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.