Home / 7,555.41-11,318.54-3,662.55

Finding the Fourth Proportional to 7,555.41, 11,318.54 and 3,662.55

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Solution

The fourth proportional to 7,555.41, 11,318.54 and 3,662.55 is: 5,486.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.41 : 11,318.54 = 3,662.55 : x
  2. Step 2: Convert to fraction form
    7,555.41/11,318.54 = 3,662.55/x
  3. Step 3: Cross multiply
    7,555.41x = 11,318.54 × 3,662.55
  4. Step 4: Simplify right side
    7,555.41x = 41,454,700.36
  5. Step 5: Solve for x
    x = 41,454,700.36/7,555.41
  6. Step 6: Final answer
    x = 5,486.76

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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.