Home / 2,125.14-2,932.65-1,193.64

Finding the Fourth Proportional to 2,125.14, 2,932.65 and 1,193.64

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Solution

The fourth proportional to 2,125.14, 2,932.65 and 1,193.64 is: 1,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125.14 : 2,932.65 = 1,193.64 : x
  2. Step 2: Convert to fraction form
    2,125.14/2,932.65 = 1,193.64/x
  3. Step 3: Cross multiply
    2,125.14x = 2,932.65 × 1,193.64
  4. Step 4: Simplify right side
    2,125.14x = 3,500,528.35
  5. Step 5: Solve for x
    x = 3,500,528.35/2,125.14
  6. Step 6: Final answer
    x = 1,647.20

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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.