Home / 2,125.08-2,932.46-1,193.72

Finding the Fourth Proportional to 2,125.08, 2,932.46 and 1,193.72

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Solution

The fourth proportional to 2,125.08, 2,932.46 and 1,193.72 is: 1,647.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125.08 : 2,932.46 = 1,193.72 : x
  2. Step 2: Convert to fraction form
    2,125.08/2,932.46 = 1,193.72/x
  3. Step 3: Cross multiply
    2,125.08x = 2,932.46 × 1,193.72
  4. Step 4: Simplify right side
    2,125.08x = 3,500,536.15
  5. Step 5: Solve for x
    x = 3,500,536.15/2,125.08
  6. Step 6: Final answer
    x = 1,647.25

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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.