Home / 7,739.96-10,681.50-4,382.33

Finding the Fourth Proportional to 7,739.96, 10,681.50 and 4,382.33

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Solution

The fourth proportional to 7,739.96, 10,681.50 and 4,382.33 is: 6,047.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,739.96 : 10,681.50 = 4,382.33 : x
  2. Step 2: Convert to fraction form
    7,739.96/10,681.50 = 4,382.33/x
  3. Step 3: Cross multiply
    7,739.96x = 10,681.50 × 4,382.33
  4. Step 4: Simplify right side
    7,739.96x = 46,809,857.90
  5. Step 5: Solve for x
    x = 46,809,857.90/7,739.96
  6. Step 6: Final answer
    x = 6,047.82

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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.