Home / 4,982.88-7,477.55-1,904.88

Finding the Fourth Proportional to 4,982.88, 7,477.55 and 1,904.88

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Solution

The fourth proportional to 4,982.88, 7,477.55 and 1,904.88 is: 2,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.88 : 7,477.55 = 1,904.88 : x
  2. Step 2: Convert to fraction form
    4,982.88/7,477.55 = 1,904.88/x
  3. Step 3: Cross multiply
    4,982.88x = 7,477.55 × 1,904.88
  4. Step 4: Simplify right side
    4,982.88x = 14,243,802.82
  5. Step 5: Solve for x
    x = 14,243,802.82/4,982.88
  6. Step 6: Final answer
    x = 2,858.55

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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.