Home / 1,932.50-2,666.86-1,093.19

Finding the Fourth Proportional to 1,932.50, 2,666.86 and 1,093.19

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Solution

The fourth proportional to 1,932.50, 2,666.86 and 1,093.19 is: 1,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.50 : 2,666.86 = 1,093.19 : x
  2. Step 2: Convert to fraction form
    1,932.50/2,666.86 = 1,093.19/x
  3. Step 3: Cross multiply
    1,932.50x = 2,666.86 × 1,093.19
  4. Step 4: Simplify right side
    1,932.50x = 2,915,378.95
  5. Step 5: Solve for x
    x = 2,915,378.95/1,932.50
  6. Step 6: Final answer
    x = 1,508.60

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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.