Home / 2,448.41-3,672.32-1,214.55

Finding the Fourth Proportional to 2,448.41, 3,672.32 and 1,214.55

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Solution

The fourth proportional to 2,448.41, 3,672.32 and 1,214.55 is: 1,821.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.41 : 3,672.32 = 1,214.55 : x
  2. Step 2: Convert to fraction form
    2,448.41/3,672.32 = 1,214.55/x
  3. Step 3: Cross multiply
    2,448.41x = 3,672.32 × 1,214.55
  4. Step 4: Simplify right side
    2,448.41x = 4,460,210.18
  5. Step 5: Solve for x
    x = 4,460,210.18/2,448.41
  6. Step 6: Final answer
    x = 1,821.68

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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.