Home / 4,147.20-6,215.34-1,952.94

Finding the Fourth Proportional to 4,147.20, 6,215.34 and 1,952.94

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Solution

The fourth proportional to 4,147.20, 6,215.34 and 1,952.94 is: 2,926.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.20 : 6,215.34 = 1,952.94 : x
  2. Step 2: Convert to fraction form
    4,147.20/6,215.34 = 1,952.94/x
  3. Step 3: Cross multiply
    4,147.20x = 6,215.34 × 1,952.94
  4. Step 4: Simplify right side
    4,147.20x = 12,138,186.10
  5. Step 5: Solve for x
    x = 12,138,186.10/4,147.20
  6. Step 6: Final answer
    x = 2,926.84

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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.