Home / 7,083.06-9,774.68-4,431.98

Finding the Fourth Proportional to 7,083.06, 9,774.68 and 4,431.98

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Solution

The fourth proportional to 7,083.06, 9,774.68 and 4,431.98 is: 6,116.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.06 : 9,774.68 = 4,431.98 : x
  2. Step 2: Convert to fraction form
    7,083.06/9,774.68 = 4,431.98/x
  3. Step 3: Cross multiply
    7,083.06x = 9,774.68 × 4,431.98
  4. Step 4: Simplify right side
    7,083.06x = 43,321,115.23
  5. Step 5: Solve for x
    x = 43,321,115.23/7,083.06
  6. Step 6: Final answer
    x = 6,116.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.