Home / 4,669.77-7,002.23-1,382.42

Finding the Fourth Proportional to 4,669.77, 7,002.23 and 1,382.42

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Solution

The fourth proportional to 4,669.77, 7,002.23 and 1,382.42 is: 2,072.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.77 : 7,002.23 = 1,382.42 : x
  2. Step 2: Convert to fraction form
    4,669.77/7,002.23 = 1,382.42/x
  3. Step 3: Cross multiply
    4,669.77x = 7,002.23 × 1,382.42
  4. Step 4: Simplify right side
    4,669.77x = 9,679,980.87
  5. Step 5: Solve for x
    x = 9,679,980.87/4,669.77
  6. Step 6: Final answer
    x = 2,072.90

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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.