Home / 2,448.54-3,378.96-1,329.53

Finding the Fourth Proportional to 2,448.54, 3,378.96 and 1,329.53

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Solution

The fourth proportional to 2,448.54, 3,378.96 and 1,329.53 is: 1,834.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.54 : 3,378.96 = 1,329.53 : x
  2. Step 2: Convert to fraction form
    2,448.54/3,378.96 = 1,329.53/x
  3. Step 3: Cross multiply
    2,448.54x = 3,378.96 × 1,329.53
  4. Step 4: Simplify right side
    2,448.54x = 4,492,411.79
  5. Step 5: Solve for x
    x = 4,492,411.79/2,448.54
  6. Step 6: Final answer
    x = 1,834.73

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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.