Home / 4,422.58-6,633.90-1,613.42

Finding the Fourth Proportional to 4,422.58, 6,633.90 and 1,613.42

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Solution

The fourth proportional to 4,422.58, 6,633.90 and 1,613.42 is: 2,420.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,422.58 : 6,633.90 = 1,613.42 : x
  2. Step 2: Convert to fraction form
    4,422.58/6,633.90 = 1,613.42/x
  3. Step 3: Cross multiply
    4,422.58x = 6,633.90 × 1,613.42
  4. Step 4: Simplify right side
    4,422.58x = 10,703,283.52
  5. Step 5: Solve for x
    x = 10,703,283.52/4,422.58
  6. Step 6: Final answer
    x = 2,420.15

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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.