Home / 4,429.98-6,642.81-3,133.98

Finding the Fourth Proportional to 4,429.98, 6,642.81 and 3,133.98

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Solution

The fourth proportional to 4,429.98, 6,642.81 and 3,133.98 is: 4,699.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.98 : 6,642.81 = 3,133.98 : x
  2. Step 2: Convert to fraction form
    4,429.98/6,642.81 = 3,133.98/x
  3. Step 3: Cross multiply
    4,429.98x = 6,642.81 × 3,133.98
  4. Step 4: Simplify right side
    4,429.98x = 20,818,433.68
  5. Step 5: Solve for x
    x = 20,818,433.68/4,429.98
  6. Step 6: Final answer
    x = 4,699.44

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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.