Home / 2,479.83-3,421.08-1,484.61

Finding the Fourth Proportional to 2,479.83, 3,421.08 and 1,484.61

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Solution

The fourth proportional to 2,479.83, 3,421.08 and 1,484.61 is: 2,048.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.83 : 3,421.08 = 1,484.61 : x
  2. Step 2: Convert to fraction form
    2,479.83/3,421.08 = 1,484.61/x
  3. Step 3: Cross multiply
    2,479.83x = 3,421.08 × 1,484.61
  4. Step 4: Simplify right side
    2,479.83x = 5,078,969.58
  5. Step 5: Solve for x
    x = 5,078,969.58/2,479.83
  6. Step 6: Final answer
    x = 2,048.11

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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.