Home / 5,373.64-7,415.32-3,249.64

Finding the Fourth Proportional to 5,373.64, 7,415.32 and 3,249.64

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Solution

The fourth proportional to 5,373.64, 7,415.32 and 3,249.64 is: 4,484.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,373.64 : 7,415.32 = 3,249.64 : x
  2. Step 2: Convert to fraction form
    5,373.64/7,415.32 = 3,249.64/x
  3. Step 3: Cross multiply
    5,373.64x = 7,415.32 × 3,249.64
  4. Step 4: Simplify right side
    5,373.64x = 24,097,120.48
  5. Step 5: Solve for x
    x = 24,097,120.48/5,373.64
  6. Step 6: Final answer
    x = 4,484.32

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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.