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Finding the Fourth Proportional to 3,573.95, 5,358.96 and 1,625.09

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Solution

The fourth proportional to 3,573.95, 5,358.96 and 1,625.09 is: 2,436.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.95 : 5,358.96 = 1,625.09 : x
  2. Step 2: Convert to fraction form
    3,573.95/5,358.96 = 1,625.09/x
  3. Step 3: Cross multiply
    3,573.95x = 5,358.96 × 1,625.09
  4. Step 4: Simplify right side
    3,573.95x = 8,708,765.51
  5. Step 5: Solve for x
    x = 8,708,765.51/3,573.95
  6. Step 6: Final answer
    x = 2,436.74

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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.