Home / 7,825.35-11,722.38-4,703.66

Finding the Fourth Proportional to 7,825.35, 11,722.38 and 4,703.66

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Solution

The fourth proportional to 7,825.35, 11,722.38 and 4,703.66 is: 7,046.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,825.35 : 11,722.38 = 4,703.66 : x
  2. Step 2: Convert to fraction form
    7,825.35/11,722.38 = 4,703.66/x
  3. Step 3: Cross multiply
    7,825.35x = 11,722.38 × 4,703.66
  4. Step 4: Simplify right side
    7,825.35x = 55,138,089.91
  5. Step 5: Solve for x
    x = 55,138,089.91/7,825.35
  6. Step 6: Final answer
    x = 7,046.09

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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.