Home / 4,431.60-6,642.23-2,848.28

Finding the Fourth Proportional to 4,431.60, 6,642.23 and 2,848.28

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Solution

The fourth proportional to 4,431.60, 6,642.23 and 2,848.28 is: 4,269.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.60 : 6,642.23 = 2,848.28 : x
  2. Step 2: Convert to fraction form
    4,431.60/6,642.23 = 2,848.28/x
  3. Step 3: Cross multiply
    4,431.60x = 6,642.23 × 2,848.28
  4. Step 4: Simplify right side
    4,431.60x = 18,918,883.41
  5. Step 5: Solve for x
    x = 18,918,883.41/4,431.60
  6. Step 6: Final answer
    x = 4,269.09

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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.