Home / 3,250.21-4,485.29-1,758.12

Finding the Fourth Proportional to 3,250.21, 4,485.29 and 1,758.12

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Solution

The fourth proportional to 3,250.21, 4,485.29 and 1,758.12 is: 2,426.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.21 : 4,485.29 = 1,758.12 : x
  2. Step 2: Convert to fraction form
    3,250.21/4,485.29 = 1,758.12/x
  3. Step 3: Cross multiply
    3,250.21x = 4,485.29 × 1,758.12
  4. Step 4: Simplify right side
    3,250.21x = 7,885,680.48
  5. Step 5: Solve for x
    x = 7,885,680.48/3,250.21
  6. Step 6: Final answer
    x = 2,426.21

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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.