Home / 7,694.08-11,545.44-4,920.64

Finding the Fourth Proportional to 7,694.08, 11,545.44 and 4,920.64

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Solution

The fourth proportional to 7,694.08, 11,545.44 and 4,920.64 is: 7,383.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,694.08 : 11,545.44 = 4,920.64 : x
  2. Step 2: Convert to fraction form
    7,694.08/11,545.44 = 4,920.64/x
  3. Step 3: Cross multiply
    7,694.08x = 11,545.44 × 4,920.64
  4. Step 4: Simplify right side
    7,694.08x = 56,810,953.88
  5. Step 5: Solve for x
    x = 56,810,953.88/7,694.08
  6. Step 6: Final answer
    x = 7,383.72

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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.