Home / 7,786.76-10,744.26-4,643.24

Finding the Fourth Proportional to 7,786.76, 10,744.26 and 4,643.24

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Solution

The fourth proportional to 7,786.76, 10,744.26 and 4,643.24 is: 6,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786.76 : 10,744.26 = 4,643.24 : x
  2. Step 2: Convert to fraction form
    7,786.76/10,744.26 = 4,643.24/x
  3. Step 3: Cross multiply
    7,786.76x = 10,744.26 × 4,643.24
  4. Step 4: Simplify right side
    7,786.76x = 49,888,177.80
  5. Step 5: Solve for x
    x = 49,888,177.80/7,786.76
  6. Step 6: Final answer
    x = 6,406.80

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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.