Home / 2,848.68-4,252.32-2,783.88

Finding the Fourth Proportional to 2,848.68, 4,252.32 and 2,783.88

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Solution

The fourth proportional to 2,848.68, 4,252.32 and 2,783.88 is: 4,155.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.68 : 4,252.32 = 2,783.88 : x
  2. Step 2: Convert to fraction form
    2,848.68/4,252.32 = 2,783.88/x
  3. Step 3: Cross multiply
    2,848.68x = 4,252.32 × 2,783.88
  4. Step 4: Simplify right side
    2,848.68x = 11,837,948.60
  5. Step 5: Solve for x
    x = 11,837,948.60/2,848.68
  6. Step 6: Final answer
    x = 4,155.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.