Home / 3,447.56-4,757.50-1,935.28

Finding the Fourth Proportional to 3,447.56, 4,757.50 and 1,935.28

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Solution

The fourth proportional to 3,447.56, 4,757.50 and 1,935.28 is: 2,670.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.56 : 4,757.50 = 1,935.28 : x
  2. Step 2: Convert to fraction form
    3,447.56/4,757.50 = 1,935.28/x
  3. Step 3: Cross multiply
    3,447.56x = 4,757.50 × 1,935.28
  4. Step 4: Simplify right side
    3,447.56x = 9,207,094.60
  5. Step 5: Solve for x
    x = 9,207,094.60/3,447.56
  6. Step 6: Final answer
    x = 2,670.61

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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.