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Finding the Fourth Proportional to 2,998.01, 4,133.23 and 2,582.79

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Solution

The fourth proportional to 2,998.01, 4,133.23 and 2,582.79 is: 3,560.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998.01 : 4,133.23 = 2,582.79 : x
  2. Step 2: Convert to fraction form
    2,998.01/4,133.23 = 2,582.79/x
  3. Step 3: Cross multiply
    2,998.01x = 4,133.23 × 2,582.79
  4. Step 4: Simplify right side
    2,998.01x = 10,675,243.16
  5. Step 5: Solve for x
    x = 10,675,243.16/2,998.01
  6. Step 6: Final answer
    x = 3,560.77

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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.