Home / 3,050.21-4,209.23-1,723.88

Finding the Fourth Proportional to 3,050.21, 4,209.23 and 1,723.88

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Solution

The fourth proportional to 3,050.21, 4,209.23 and 1,723.88 is: 2,378.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.21 : 4,209.23 = 1,723.88 : x
  2. Step 2: Convert to fraction form
    3,050.21/4,209.23 = 1,723.88/x
  3. Step 3: Cross multiply
    3,050.21x = 4,209.23 × 1,723.88
  4. Step 4: Simplify right side
    3,050.21x = 7,256,207.41
  5. Step 5: Solve for x
    x = 7,256,207.41/3,050.21
  6. Step 6: Final answer
    x = 2,378.92

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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.