Home / 4,418.59-6,630.21-1,955.11

Finding the Fourth Proportional to 4,418.59, 6,630.21 and 1,955.11

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Solution

The fourth proportional to 4,418.59, 6,630.21 and 1,955.11 is: 2,933.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.59 : 6,630.21 = 1,955.11 : x
  2. Step 2: Convert to fraction form
    4,418.59/6,630.21 = 1,955.11/x
  3. Step 3: Cross multiply
    4,418.59x = 6,630.21 × 1,955.11
  4. Step 4: Simplify right side
    4,418.59x = 12,962,789.87
  5. Step 5: Solve for x
    x = 12,962,789.87/4,418.59
  6. Step 6: Final answer
    x = 2,933.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.