Home / 2,951.48-4,426.62-2,771.12

Finding the Fourth Proportional to 2,951.48, 4,426.62 and 2,771.12

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Solution

The fourth proportional to 2,951.48, 4,426.62 and 2,771.12 is: 4,156.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.48 : 4,426.62 = 2,771.12 : x
  2. Step 2: Convert to fraction form
    2,951.48/4,426.62 = 2,771.12/x
  3. Step 3: Cross multiply
    2,951.48x = 4,426.62 × 2,771.12
  4. Step 4: Simplify right side
    2,951.48x = 12,266,695.21
  5. Step 5: Solve for x
    x = 12,266,695.21/2,951.48
  6. Step 6: Final answer
    x = 4,156.12

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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.