Home / 3,529.66-5,294.92-1,157.68

Finding the Fourth Proportional to 3,529.66, 5,294.92 and 1,157.68

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Solution

The fourth proportional to 3,529.66, 5,294.92 and 1,157.68 is: 1,736.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.66 : 5,294.92 = 1,157.68 : x
  2. Step 2: Convert to fraction form
    3,529.66/5,294.92 = 1,157.68/x
  3. Step 3: Cross multiply
    3,529.66x = 5,294.92 × 1,157.68
  4. Step 4: Simplify right side
    3,529.66x = 6,129,822.99
  5. Step 5: Solve for x
    x = 6,129,822.99/3,529.66
  6. Step 6: Final answer
    x = 1,736.66

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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.