Home / 4,530.24-6,788.88-2,988

Finding the Fourth Proportional to 4,530.24, 6,788.88 and 2,988

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Solution

The fourth proportional to 4,530.24, 6,788.88 and 2,988 is: 4,477.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,530.24 : 6,788.88 = 2,988 : x
  2. Step 2: Convert to fraction form
    4,530.24/6,788.88 = 2,988/x
  3. Step 3: Cross multiply
    4,530.24x = 6,788.88 × 2,988
  4. Step 4: Simplify right side
    4,530.24x = 20,285,173.44
  5. Step 5: Solve for x
    x = 20,285,173.44/4,530.24
  6. Step 6: Final answer
    x = 4,477.73

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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.