Home / 5,654.45-8,478.98-2,534.49

Finding the Fourth Proportional to 5,654.45, 8,478.98 and 2,534.49

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Solution

The fourth proportional to 5,654.45, 8,478.98 and 2,534.49 is: 3,800.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,654.45 : 8,478.98 = 2,534.49 : x
  2. Step 2: Convert to fraction form
    5,654.45/8,478.98 = 2,534.49/x
  3. Step 3: Cross multiply
    5,654.45x = 8,478.98 × 2,534.49
  4. Step 4: Simplify right side
    5,654.45x = 21,489,847.63
  5. Step 5: Solve for x
    x = 21,489,847.63/5,654.45
  6. Step 6: Final answer
    x = 3,800.52

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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.