Home / 7,679.60-10,597.44-4,322.48

Finding the Fourth Proportional to 7,679.60, 10,597.44 and 4,322.48

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Solution

The fourth proportional to 7,679.60, 10,597.44 and 4,322.48 is: 5,964.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,679.60 : 10,597.44 = 4,322.48 : x
  2. Step 2: Convert to fraction form
    7,679.60/10,597.44 = 4,322.48/x
  3. Step 3: Cross multiply
    7,679.60x = 10,597.44 × 4,322.48
  4. Step 4: Simplify right side
    7,679.60x = 45,807,222.45
  5. Step 5: Solve for x
    x = 45,807,222.45/7,679.60
  6. Step 6: Final answer
    x = 5,964.79

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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.