Home / 2,996.98-4,473.27-2,812.30

Finding the Fourth Proportional to 2,996.98, 4,473.27 and 2,812.30

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Solution

The fourth proportional to 2,996.98, 4,473.27 and 2,812.30 is: 4,197.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996.98 : 4,473.27 = 2,812.30 : x
  2. Step 2: Convert to fraction form
    2,996.98/4,473.27 = 2,812.30/x
  3. Step 3: Cross multiply
    2,996.98x = 4,473.27 × 2,812.30
  4. Step 4: Simplify right side
    2,996.98x = 12,580,177.22
  5. Step 5: Solve for x
    x = 12,580,177.22/2,996.98
  6. Step 6: Final answer
    x = 4,197.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.