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Finding the Fourth Proportional to 4,705.52, 7,057.06 and 2,235.42

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Solution

The fourth proportional to 4,705.52, 7,057.06 and 2,235.42 is: 3,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.52 : 7,057.06 = 2,235.42 : x
  2. Step 2: Convert to fraction form
    4,705.52/7,057.06 = 2,235.42/x
  3. Step 3: Cross multiply
    4,705.52x = 7,057.06 × 2,235.42
  4. Step 4: Simplify right side
    4,705.52x = 15,775,487.48
  5. Step 5: Solve for x
    x = 15,775,487.48/4,705.52
  6. Step 6: Final answer
    x = 3,352.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.