Home / 6,428.14-9,647.67-4,583.77

Finding the Fourth Proportional to 6,428.14, 9,647.67 and 4,583.77

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Solution

The fourth proportional to 6,428.14, 9,647.67 and 4,583.77 is: 6,879.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428.14 : 9,647.67 = 4,583.77 : x
  2. Step 2: Convert to fraction form
    6,428.14/9,647.67 = 4,583.77/x
  3. Step 3: Cross multiply
    6,428.14x = 9,647.67 × 4,583.77
  4. Step 4: Simplify right side
    6,428.14x = 44,222,700.32
  5. Step 5: Solve for x
    x = 44,222,700.32/6,428.14
  6. Step 6: Final answer
    x = 6,879.55

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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.