Home / 2,871.15-4,306.86-1,022.28

Finding the Fourth Proportional to 2,871.15, 4,306.86 and 1,022.28

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Solution

The fourth proportional to 2,871.15, 4,306.86 and 1,022.28 is: 1,533.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871.15 : 4,306.86 = 1,022.28 : x
  2. Step 2: Convert to fraction form
    2,871.15/4,306.86 = 1,022.28/x
  3. Step 3: Cross multiply
    2,871.15x = 4,306.86 × 1,022.28
  4. Step 4: Simplify right side
    2,871.15x = 4,402,816.84
  5. Step 5: Solve for x
    x = 4,402,816.84/2,871.15
  6. Step 6: Final answer
    x = 1,533.47

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.