Home / 7,944.80-10,963.81-4,359.77

Finding the Fourth Proportional to 7,944.80, 10,963.81 and 4,359.77

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Solution

The fourth proportional to 7,944.80, 10,963.81 and 4,359.77 is: 6,016.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,944.80 : 10,963.81 = 4,359.77 : x
  2. Step 2: Convert to fraction form
    7,944.80/10,963.81 = 4,359.77/x
  3. Step 3: Cross multiply
    7,944.80x = 10,963.81 × 4,359.77
  4. Step 4: Simplify right side
    7,944.80x = 47,799,718.82
  5. Step 5: Solve for x
    x = 47,799,718.82/7,944.80
  6. Step 6: Final answer
    x = 6,016.48

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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.