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Finding the Fourth Proportional to 2,530.87, 3,493.05 and 1,932.38

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Solution

The fourth proportional to 2,530.87, 3,493.05 and 1,932.38 is: 2,667.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530.87 : 3,493.05 = 1,932.38 : x
  2. Step 2: Convert to fraction form
    2,530.87/3,493.05 = 1,932.38/x
  3. Step 3: Cross multiply
    2,530.87x = 3,493.05 × 1,932.38
  4. Step 4: Simplify right side
    2,530.87x = 6,749,888.35
  5. Step 5: Solve for x
    x = 6,749,888.35/2,530.87
  6. Step 6: Final answer
    x = 2,667.03

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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.