Home / 7,724.56-10,651.44-5,738.80

Finding the Fourth Proportional to 7,724.56, 10,651.44 and 5,738.80

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Solution

The fourth proportional to 7,724.56, 10,651.44 and 5,738.80 is: 7,913.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.56 : 10,651.44 = 5,738.80 : x
  2. Step 2: Convert to fraction form
    7,724.56/10,651.44 = 5,738.80/x
  3. Step 3: Cross multiply
    7,724.56x = 10,651.44 × 5,738.80
  4. Step 4: Simplify right side
    7,724.56x = 61,126,483.87
  5. Step 5: Solve for x
    x = 61,126,483.87/7,724.56
  6. Step 6: Final answer
    x = 7,913.26

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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.