Home / 7,716.73-10,649.29-4,359.57

Finding the Fourth Proportional to 7,716.73, 10,649.29 and 4,359.57

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Solution

The fourth proportional to 7,716.73, 10,649.29 and 4,359.57 is: 6,016.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716.73 : 10,649.29 = 4,359.57 : x
  2. Step 2: Convert to fraction form
    7,716.73/10,649.29 = 4,359.57/x
  3. Step 3: Cross multiply
    7,716.73x = 10,649.29 × 4,359.57
  4. Step 4: Simplify right side
    7,716.73x = 46,426,324.06
  5. Step 5: Solve for x
    x = 46,426,324.06/7,716.73
  6. Step 6: Final answer
    x = 6,016.32

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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.