Home / 5,359.64-8,025.61-3,698.89

Finding the Fourth Proportional to 5,359.64, 8,025.61 and 3,698.89

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Solution

The fourth proportional to 5,359.64, 8,025.61 and 3,698.89 is: 5,538.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.64 : 8,025.61 = 3,698.89 : x
  2. Step 2: Convert to fraction form
    5,359.64/8,025.61 = 3,698.89/x
  3. Step 3: Cross multiply
    5,359.64x = 8,025.61 × 3,698.89
  4. Step 4: Simplify right side
    5,359.64x = 29,685,833.13
  5. Step 5: Solve for x
    x = 29,685,833.13/5,359.64
  6. Step 6: Final answer
    x = 5,538.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.