Home / 7,716.96-10,649.35-4,359.61

Finding the Fourth Proportional to 7,716.96, 10,649.35 and 4,359.61

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Solution

The fourth proportional to 7,716.96, 10,649.35 and 4,359.61 is: 6,016.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716.96 : 10,649.35 = 4,359.61 : x
  2. Step 2: Convert to fraction form
    7,716.96/10,649.35 = 4,359.61/x
  3. Step 3: Cross multiply
    7,716.96x = 10,649.35 × 4,359.61
  4. Step 4: Simplify right side
    7,716.96x = 46,427,012.75
  5. Step 5: Solve for x
    x = 46,427,012.75/7,716.96
  6. Step 6: Final answer
    x = 6,016.23

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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.