Home / 2,439.69-3,366.79-1,482.32

Finding the Fourth Proportional to 2,439.69, 3,366.79 and 1,482.32

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Solution

The fourth proportional to 2,439.69, 3,366.79 and 1,482.32 is: 2,045.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439.69 : 3,366.79 = 1,482.32 : x
  2. Step 2: Convert to fraction form
    2,439.69/3,366.79 = 1,482.32/x
  3. Step 3: Cross multiply
    2,439.69x = 3,366.79 × 1,482.32
  4. Step 4: Simplify right side
    2,439.69x = 4,990,651.74
  5. Step 5: Solve for x
    x = 4,990,651.74/2,439.69
  6. Step 6: Final answer
    x = 2,045.61

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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.