Home / 3,246.14-4,479.95-1,830.11

Finding the Fourth Proportional to 3,246.14, 4,479.95 and 1,830.11

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Solution

The fourth proportional to 3,246.14, 4,479.95 and 1,830.11 is: 2,525.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.14 : 4,479.95 = 1,830.11 : x
  2. Step 2: Convert to fraction form
    3,246.14/4,479.95 = 1,830.11/x
  3. Step 3: Cross multiply
    3,246.14x = 4,479.95 × 1,830.11
  4. Step 4: Simplify right side
    3,246.14x = 8,198,783.47
  5. Step 5: Solve for x
    x = 8,198,783.47/3,246.14
  6. Step 6: Final answer
    x = 2,525.70

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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.