Home / 4,115.36-6,171.50-1,482.15

Finding the Fourth Proportional to 4,115.36, 6,171.50 and 1,482.15

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Solution

The fourth proportional to 4,115.36, 6,171.50 and 1,482.15 is: 2,222.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.36 : 6,171.50 = 1,482.15 : x
  2. Step 2: Convert to fraction form
    4,115.36/6,171.50 = 1,482.15/x
  3. Step 3: Cross multiply
    4,115.36x = 6,171.50 × 1,482.15
  4. Step 4: Simplify right side
    4,115.36x = 9,147,081.31
  5. Step 5: Solve for x
    x = 9,147,081.31/4,115.36
  6. Step 6: Final answer
    x = 2,222.67

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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.