Home / 4,579.27-6,868.91-1,116.49

Finding the Fourth Proportional to 4,579.27, 6,868.91 and 1,116.49

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Solution

The fourth proportional to 4,579.27, 6,868.91 and 1,116.49 is: 1,674.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.27 : 6,868.91 = 1,116.49 : x
  2. Step 2: Convert to fraction form
    4,579.27/6,868.91 = 1,116.49/x
  3. Step 3: Cross multiply
    4,579.27x = 6,868.91 × 1,116.49
  4. Step 4: Simplify right side
    4,579.27x = 7,669,069.33
  5. Step 5: Solve for x
    x = 7,669,069.33/4,579.27
  6. Step 6: Final answer
    x = 1,674.74

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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.