Home / 4,986.84-6,877.80-4,388.04

Finding the Fourth Proportional to 4,986.84, 6,877.80 and 4,388.04

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Solution

The fourth proportional to 4,986.84, 6,877.80 and 4,388.04 is: 6,051.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.84 : 6,877.80 = 4,388.04 : x
  2. Step 2: Convert to fraction form
    4,986.84/6,877.80 = 4,388.04/x
  3. Step 3: Cross multiply
    4,986.84x = 6,877.80 × 4,388.04
  4. Step 4: Simplify right side
    4,986.84x = 30,180,061.51
  5. Step 5: Solve for x
    x = 30,180,061.51/4,986.84
  6. Step 6: Final answer
    x = 6,051.94

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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.