Home / 2,479.93-3,422.20-1,484.63

Finding the Fourth Proportional to 2,479.93, 3,422.20 and 1,484.63

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Solution

The fourth proportional to 2,479.93, 3,422.20 and 1,484.63 is: 2,048.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.93 : 3,422.20 = 1,484.63 : x
  2. Step 2: Convert to fraction form
    2,479.93/3,422.20 = 1,484.63/x
  3. Step 3: Cross multiply
    2,479.93x = 3,422.20 × 1,484.63
  4. Step 4: Simplify right side
    2,479.93x = 5,080,698.36
  5. Step 5: Solve for x
    x = 5,080,698.36/2,479.93
  6. Step 6: Final answer
    x = 2,048.73

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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.