Home / 7,274.44-10,037.55-4,289.86

Finding the Fourth Proportional to 7,274.44, 10,037.55 and 4,289.86

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Solution

The fourth proportional to 7,274.44, 10,037.55 and 4,289.86 is: 5,919.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274.44 : 10,037.55 = 4,289.86 : x
  2. Step 2: Convert to fraction form
    7,274.44/10,037.55 = 4,289.86/x
  3. Step 3: Cross multiply
    7,274.44x = 10,037.55 × 4,289.86
  4. Step 4: Simplify right side
    7,274.44x = 43,059,684.24
  5. Step 5: Solve for x
    x = 43,059,684.24/7,274.44
  6. Step 6: Final answer
    x = 5,919.31

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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.