Home / 5,634.32-7,777.88-3,749.24

Finding the Fourth Proportional to 5,634.32, 7,777.88 and 3,749.24

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Solution

The fourth proportional to 5,634.32, 7,777.88 and 3,749.24 is: 5,175.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.32 : 7,777.88 = 3,749.24 : x
  2. Step 2: Convert to fraction form
    5,634.32/7,777.88 = 3,749.24/x
  3. Step 3: Cross multiply
    5,634.32x = 7,777.88 × 3,749.24
  4. Step 4: Simplify right side
    5,634.32x = 29,161,138.81
  5. Step 5: Solve for x
    x = 29,161,138.81/5,634.32
  6. Step 6: Final answer
    x = 5,175.63

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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.