Home / 3,455.46-4,770.30-2,342.28

Finding the Fourth Proportional to 3,455.46, 4,770.30 and 2,342.28

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Solution

The fourth proportional to 3,455.46, 4,770.30 and 2,342.28 is: 3,233.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.46 : 4,770.30 = 2,342.28 : x
  2. Step 2: Convert to fraction form
    3,455.46/4,770.30 = 2,342.28/x
  3. Step 3: Cross multiply
    3,455.46x = 4,770.30 × 2,342.28
  4. Step 4: Simplify right side
    3,455.46x = 11,173,378.28
  5. Step 5: Solve for x
    x = 11,173,378.28/3,455.46
  6. Step 6: Final answer
    x = 3,233.54

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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.