Home / 4,918.81-6,787.96-2,710.81

Finding the Fourth Proportional to 4,918.81, 6,787.96 and 2,710.81

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Solution

The fourth proportional to 4,918.81, 6,787.96 and 2,710.81 is: 3,740.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.81 : 6,787.96 = 2,710.81 : x
  2. Step 2: Convert to fraction form
    4,918.81/6,787.96 = 2,710.81/x
  3. Step 3: Cross multiply
    4,918.81x = 6,787.96 × 2,710.81
  4. Step 4: Simplify right side
    4,918.81x = 18,400,893.59
  5. Step 5: Solve for x
    x = 18,400,893.59/4,918.81
  6. Step 6: Final answer
    x = 3,740.92

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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.