Home / 2,448.55-3,379.04-1,329.51

Finding the Fourth Proportional to 2,448.55, 3,379.04 and 1,329.51

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Solution

The fourth proportional to 2,448.55, 3,379.04 and 1,329.51 is: 1,834.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.55 : 3,379.04 = 1,329.51 : x
  2. Step 2: Convert to fraction form
    2,448.55/3,379.04 = 1,329.51/x
  3. Step 3: Cross multiply
    2,448.55x = 3,379.04 × 1,329.51
  4. Step 4: Simplify right side
    2,448.55x = 4,492,482.22
  5. Step 5: Solve for x
    x = 4,492,482.22/2,448.55
  6. Step 6: Final answer
    x = 1,834.75

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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.