Home / 4,870.11-6,721.34-2,773.83

Finding the Fourth Proportional to 4,870.11, 6,721.34 and 2,773.83

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Solution

The fourth proportional to 4,870.11, 6,721.34 and 2,773.83 is: 3,828.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870.11 : 6,721.34 = 2,773.83 : x
  2. Step 2: Convert to fraction form
    4,870.11/6,721.34 = 2,773.83/x
  3. Step 3: Cross multiply
    4,870.11x = 6,721.34 × 2,773.83
  4. Step 4: Simplify right side
    4,870.11x = 18,643,840.66
  5. Step 5: Solve for x
    x = 18,643,840.66/4,870.11
  6. Step 6: Final answer
    x = 3,828.22

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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.