Home / 2,996.96-4,488.72-2,070.56

Finding the Fourth Proportional to 2,996.96, 4,488.72 and 2,070.56

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Solution

The fourth proportional to 2,996.96, 4,488.72 and 2,070.56 is: 3,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996.96 : 4,488.72 = 2,070.56 : x
  2. Step 2: Convert to fraction form
    2,996.96/4,488.72 = 2,070.56/x
  3. Step 3: Cross multiply
    2,996.96x = 4,488.72 × 2,070.56
  4. Step 4: Simplify right side
    2,996.96x = 9,294,164.08
  5. Step 5: Solve for x
    x = 9,294,164.08/2,996.96
  6. Step 6: Final answer
    x = 3,101.20

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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.