Home / 4,114.05-6,171.08-2,947.65

Finding the Fourth Proportional to 4,114.05, 6,171.08 and 2,947.65

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Solution

The fourth proportional to 4,114.05, 6,171.08 and 2,947.65 is: 4,421.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.05 : 6,171.08 = 2,947.65 : x
  2. Step 2: Convert to fraction form
    4,114.05/6,171.08 = 2,947.65/x
  3. Step 3: Cross multiply
    4,114.05x = 6,171.08 × 2,947.65
  4. Step 4: Simplify right side
    4,114.05x = 18,190,169.22
  5. Step 5: Solve for x
    x = 18,190,169.22/4,114.05
  6. Step 6: Final answer
    x = 4,421.48

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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.