Home / 4,848.55-7,275.86-2,215.64

Finding the Fourth Proportional to 4,848.55, 7,275.86 and 2,215.64

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Solution

The fourth proportional to 4,848.55, 7,275.86 and 2,215.64 is: 3,324.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.55 : 7,275.86 = 2,215.64 : x
  2. Step 2: Convert to fraction form
    4,848.55/7,275.86 = 2,215.64/x
  3. Step 3: Cross multiply
    4,848.55x = 7,275.86 × 2,215.64
  4. Step 4: Simplify right side
    4,848.55x = 16,120,701.87
  5. Step 5: Solve for x
    x = 16,120,701.87/4,848.55
  6. Step 6: Final answer
    x = 3,324.85

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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.