Home / 3,553.94-4,905.70-2,342.72

Finding the Fourth Proportional to 3,553.94, 4,905.70 and 2,342.72

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Solution

The fourth proportional to 3,553.94, 4,905.70 and 2,342.72 is: 3,233.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.94 : 4,905.70 = 2,342.72 : x
  2. Step 2: Convert to fraction form
    3,553.94/4,905.70 = 2,342.72/x
  3. Step 3: Cross multiply
    3,553.94x = 4,905.70 × 2,342.72
  4. Step 4: Simplify right side
    3,553.94x = 11,492,681.50
  5. Step 5: Solve for x
    x = 11,492,681.50/3,553.94
  6. Step 6: Final answer
    x = 3,233.79

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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.