Home / 4,688.35-7,029.04-2,839.03

Finding the Fourth Proportional to 4,688.35, 7,029.04 and 2,839.03

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Solution

The fourth proportional to 4,688.35, 7,029.04 and 2,839.03 is: 4,256.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.35 : 7,029.04 = 2,839.03 : x
  2. Step 2: Convert to fraction form
    4,688.35/7,029.04 = 2,839.03/x
  3. Step 3: Cross multiply
    4,688.35x = 7,029.04 × 2,839.03
  4. Step 4: Simplify right side
    4,688.35x = 19,955,655.43
  5. Step 5: Solve for x
    x = 19,955,655.43/4,688.35
  6. Step 6: Final answer
    x = 4,256.43

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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.