Home / 2,871.37-4,306.14-1,116.26

Finding the Fourth Proportional to 2,871.37, 4,306.14 and 1,116.26

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Solution

The fourth proportional to 2,871.37, 4,306.14 and 1,116.26 is: 1,674.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871.37 : 4,306.14 = 1,116.26 : x
  2. Step 2: Convert to fraction form
    2,871.37/4,306.14 = 1,116.26/x
  3. Step 3: Cross multiply
    2,871.37x = 4,306.14 × 1,116.26
  4. Step 4: Simplify right side
    2,871.37x = 4,806,750.31
  5. Step 5: Solve for x
    x = 4,806,750.31/2,871.37
  6. Step 6: Final answer
    x = 1,674.03

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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.