Home / 3,525.28-5,288.40-1,059.84

Finding the Fourth Proportional to 3,525.28, 5,288.40 and 1,059.84

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Solution

The fourth proportional to 3,525.28, 5,288.40 and 1,059.84 is: 1,589.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.28 : 5,288.40 = 1,059.84 : x
  2. Step 2: Convert to fraction form
    3,525.28/5,288.40 = 1,059.84/x
  3. Step 3: Cross multiply
    3,525.28x = 5,288.40 × 1,059.84
  4. Step 4: Simplify right side
    3,525.28x = 5,604,857.86
  5. Step 5: Solve for x
    x = 5,604,857.86/3,525.28
  6. Step 6: Final answer
    x = 1,589.90

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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.