Home / 2,409.88-3,326.26-1,479.16

Finding the Fourth Proportional to 2,409.88, 3,326.26 and 1,479.16

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Solution

The fourth proportional to 2,409.88, 3,326.26 and 1,479.16 is: 2,041.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.88 : 3,326.26 = 1,479.16 : x
  2. Step 2: Convert to fraction form
    2,409.88/3,326.26 = 1,479.16/x
  3. Step 3: Cross multiply
    2,409.88x = 3,326.26 × 1,479.16
  4. Step 4: Simplify right side
    2,409.88x = 4,920,070.74
  5. Step 5: Solve for x
    x = 4,920,070.74/2,409.88
  6. Step 6: Final answer
    x = 2,041.62

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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.