Home / 3,212.65-4,818.03-1,363.75

Finding the Fourth Proportional to 3,212.65, 4,818.03 and 1,363.75

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Solution

The fourth proportional to 3,212.65, 4,818.03 and 1,363.75 is: 2,045.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.65 : 4,818.03 = 1,363.75 : x
  2. Step 2: Convert to fraction form
    3,212.65/4,818.03 = 1,363.75/x
  3. Step 3: Cross multiply
    3,212.65x = 4,818.03 × 1,363.75
  4. Step 4: Simplify right side
    3,212.65x = 6,570,588.41
  5. Step 5: Solve for x
    x = 6,570,588.41/3,212.65
  6. Step 6: Final answer
    x = 2,045.22

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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.