Home / 5,021.47-6,929.44-3,031.84

Finding the Fourth Proportional to 5,021.47, 6,929.44 and 3,031.84

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Solution

The fourth proportional to 5,021.47, 6,929.44 and 3,031.84 is: 4,183.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.47 : 6,929.44 = 3,031.84 : x
  2. Step 2: Convert to fraction form
    5,021.47/6,929.44 = 3,031.84/x
  3. Step 3: Cross multiply
    5,021.47x = 6,929.44 × 3,031.84
  4. Step 4: Simplify right side
    5,021.47x = 21,008,953.37
  5. Step 5: Solve for x
    x = 21,008,953.37/5,021.47
  6. Step 6: Final answer
    x = 4,183.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.