Home / 3,012.65-4,528.70-2,998.07

Finding the Fourth Proportional to 3,012.65, 4,528.70 and 2,998.07

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Solution

The fourth proportional to 3,012.65, 4,528.70 and 2,998.07 is: 4,506.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.65 : 4,528.70 = 2,998.07 : x
  2. Step 2: Convert to fraction form
    3,012.65/4,528.70 = 2,998.07/x
  3. Step 3: Cross multiply
    3,012.65x = 4,528.70 × 2,998.07
  4. Step 4: Simplify right side
    3,012.65x = 13,577,344.62
  5. Step 5: Solve for x
    x = 13,577,344.62/3,012.65
  6. Step 6: Final answer
    x = 4,506.78

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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.