Home / 2,848.06-4,266.41-1,871.20

Finding the Fourth Proportional to 2,848.06, 4,266.41 and 1,871.20

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Solution

The fourth proportional to 2,848.06, 4,266.41 and 1,871.20 is: 2,803.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.06 : 4,266.41 = 1,871.20 : x
  2. Step 2: Convert to fraction form
    2,848.06/4,266.41 = 1,871.20/x
  3. Step 3: Cross multiply
    2,848.06x = 4,266.41 × 1,871.20
  4. Step 4: Simplify right side
    2,848.06x = 7,983,285.06
  5. Step 5: Solve for x
    x = 7,983,285.06/2,848.06
  6. Step 6: Final answer
    x = 2,803.07

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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.