Home / 7,378.19-11,059.27-3,632.55

Finding the Fourth Proportional to 7,378.19, 11,059.27 and 3,632.55

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Solution

The fourth proportional to 7,378.19, 11,059.27 and 3,632.55 is: 5,444.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378.19 : 11,059.27 = 3,632.55 : x
  2. Step 2: Convert to fraction form
    7,378.19/11,059.27 = 3,632.55/x
  3. Step 3: Cross multiply
    7,378.19x = 11,059.27 × 3,632.55
  4. Step 4: Simplify right side
    7,378.19x = 40,173,351.24
  5. Step 5: Solve for x
    x = 40,173,351.24/7,378.19
  6. Step 6: Final answer
    x = 5,444.88

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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.