Home / 4,625.12-6,920.80-3,983.52

Finding the Fourth Proportional to 4,625.12, 6,920.80 and 3,983.52

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Solution

The fourth proportional to 4,625.12, 6,920.80 and 3,983.52 is: 5,960.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.12 : 6,920.80 = 3,983.52 : x
  2. Step 2: Convert to fraction form
    4,625.12/6,920.80 = 3,983.52/x
  3. Step 3: Cross multiply
    4,625.12x = 6,920.80 × 3,983.52
  4. Step 4: Simplify right side
    4,625.12x = 27,569,145.22
  5. Step 5: Solve for x
    x = 27,569,145.22/4,625.12
  6. Step 6: Final answer
    x = 5,960.74

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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.