Home / 5,934.79-8,878.49-5,121.96

Finding the Fourth Proportional to 5,934.79, 8,878.49 and 5,121.96

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Solution

The fourth proportional to 5,934.79, 8,878.49 and 5,121.96 is: 7,662.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,934.79 : 8,878.49 = 5,121.96 : x
  2. Step 2: Convert to fraction form
    5,934.79/8,878.49 = 5,121.96/x
  3. Step 3: Cross multiply
    5,934.79x = 8,878.49 × 5,121.96
  4. Step 4: Simplify right side
    5,934.79x = 45,475,270.64
  5. Step 5: Solve for x
    x = 45,475,270.64/5,934.79
  6. Step 6: Final answer
    x = 7,662.49

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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.