Home / 4,228.39-6,335.09-2,842.89

Finding the Fourth Proportional to 4,228.39, 6,335.09 and 2,842.89

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Solution

The fourth proportional to 4,228.39, 6,335.09 and 2,842.89 is: 4,259.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.39 : 6,335.09 = 2,842.89 : x
  2. Step 2: Convert to fraction form
    4,228.39/6,335.09 = 2,842.89/x
  3. Step 3: Cross multiply
    4,228.39x = 6,335.09 × 2,842.89
  4. Step 4: Simplify right side
    4,228.39x = 18,009,964.01
  5. Step 5: Solve for x
    x = 18,009,964.01/4,228.39
  6. Step 6: Final answer
    x = 4,259.30

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1.5x scale

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.