Home / 5,193-7,789.64-1,730.25

Finding the Fourth Proportional to 5,193, 7,789.64 and 1,730.25

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Solution

The fourth proportional to 5,193, 7,789.64 and 1,730.25 is: 2,595.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193 : 7,789.64 = 1,730.25 : x
  2. Step 2: Convert to fraction form
    5,193/7,789.64 = 1,730.25/x
  3. Step 3: Cross multiply
    5,193x = 7,789.64 × 1,730.25
  4. Step 4: Simplify right side
    5,193x = 13,478,015.96
  5. Step 5: Solve for x
    x = 13,478,015.96/5,193
  6. Step 6: Final answer
    x = 2,595.42

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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.