Home / 2,848.56-4,267.16-1,871.70

Finding the Fourth Proportional to 2,848.56, 4,267.16 and 1,871.70

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Solution

The fourth proportional to 2,848.56, 4,267.16 and 1,871.70 is: 2,803.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.56 : 4,267.16 = 1,871.70 : x
  2. Step 2: Convert to fraction form
    2,848.56/4,267.16 = 1,871.70/x
  3. Step 3: Cross multiply
    2,848.56x = 4,267.16 × 1,871.70
  4. Step 4: Simplify right side
    2,848.56x = 7,986,843.37
  5. Step 5: Solve for x
    x = 7,986,843.37/2,848.56
  6. Step 6: Final answer
    x = 2,803.82

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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.