Home / 2,934.72-4,051.44-2,270.08

Finding the Fourth Proportional to 2,934.72, 4,051.44 and 2,270.08

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Solution

The fourth proportional to 2,934.72, 4,051.44 and 2,270.08 is: 3,133.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.72 : 4,051.44 = 2,270.08 : x
  2. Step 2: Convert to fraction form
    2,934.72/4,051.44 = 2,270.08/x
  3. Step 3: Cross multiply
    2,934.72x = 4,051.44 × 2,270.08
  4. Step 4: Simplify right side
    2,934.72x = 9,197,092.92
  5. Step 5: Solve for x
    x = 9,197,092.92/2,934.72
  6. Step 6: Final answer
    x = 3,133.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.