Home / 4,922.48-7,384.44-2,975.60

Finding the Fourth Proportional to 4,922.48, 7,384.44 and 2,975.60

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Solution

The fourth proportional to 4,922.48, 7,384.44 and 2,975.60 is: 4,463.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.48 : 7,384.44 = 2,975.60 : x
  2. Step 2: Convert to fraction form
    4,922.48/7,384.44 = 2,975.60/x
  3. Step 3: Cross multiply
    4,922.48x = 7,384.44 × 2,975.60
  4. Step 4: Simplify right side
    4,922.48x = 21,973,139.66
  5. Step 5: Solve for x
    x = 21,973,139.66/4,922.48
  6. Step 6: Final answer
    x = 4,463.84

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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.