Home / 5,019.83-6,929.78-3,529.02

Finding the Fourth Proportional to 5,019.83, 6,929.78 and 3,529.02

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Solution

The fourth proportional to 5,019.83, 6,929.78 and 3,529.02 is: 4,871.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.83 : 6,929.78 = 3,529.02 : x
  2. Step 2: Convert to fraction form
    5,019.83/6,929.78 = 3,529.02/x
  3. Step 3: Cross multiply
    5,019.83x = 6,929.78 × 3,529.02
  4. Step 4: Simplify right side
    5,019.83x = 24,455,340.56
  5. Step 5: Solve for x
    x = 24,455,340.56/5,019.83
  6. Step 6: Final answer
    x = 4,871.75

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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.