Home / 3,842.30-5,302.23-2,350.28

Finding the Fourth Proportional to 3,842.30, 5,302.23 and 2,350.28

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Solution

The fourth proportional to 3,842.30, 5,302.23 and 2,350.28 is: 3,243.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842.30 : 5,302.23 = 2,350.28 : x
  2. Step 2: Convert to fraction form
    3,842.30/5,302.23 = 2,350.28/x
  3. Step 3: Cross multiply
    3,842.30x = 5,302.23 × 2,350.28
  4. Step 4: Simplify right side
    3,842.30x = 12,461,725.12
  5. Step 5: Solve for x
    x = 12,461,725.12/3,842.30
  6. Step 6: Final answer
    x = 3,243.30

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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.