Home / 2,951.07-4,046.09-2,898.42

Finding the Fourth Proportional to 2,951.07, 4,046.09 and 2,898.42

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Solution

The fourth proportional to 2,951.07, 4,046.09 and 2,898.42 is: 3,973.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.07 : 4,046.09 = 2,898.42 : x
  2. Step 2: Convert to fraction form
    2,951.07/4,046.09 = 2,898.42/x
  3. Step 3: Cross multiply
    2,951.07x = 4,046.09 × 2,898.42
  4. Step 4: Simplify right side
    2,951.07x = 11,727,253.69
  5. Step 5: Solve for x
    x = 11,727,253.69/2,951.07
  6. Step 6: Final answer
    x = 3,973.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.