Home / 7,621.44-10,524.96-5,536.64

Finding the Fourth Proportional to 7,621.44, 10,524.96 and 5,536.64

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Solution

The fourth proportional to 7,621.44, 10,524.96 and 5,536.64 is: 7,645.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,621.44 : 10,524.96 = 5,536.64 : x
  2. Step 2: Convert to fraction form
    7,621.44/10,524.96 = 5,536.64/x
  3. Step 3: Cross multiply
    7,621.44x = 10,524.96 × 5,536.64
  4. Step 4: Simplify right side
    7,621.44x = 58,272,914.53
  5. Step 5: Solve for x
    x = 58,272,914.53/7,621.44
  6. Step 6: Final answer
    x = 7,645.92

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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.