Home / 3,529.29-5,296.67-1,776.05

Finding the Fourth Proportional to 3,529.29, 5,296.67 and 1,776.05

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Solution

The fourth proportional to 3,529.29, 5,296.67 and 1,776.05 is: 2,665.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.29 : 5,296.67 = 1,776.05 : x
  2. Step 2: Convert to fraction form
    3,529.29/5,296.67 = 1,776.05/x
  3. Step 3: Cross multiply
    3,529.29x = 5,296.67 × 1,776.05
  4. Step 4: Simplify right side
    3,529.29x = 9,407,150.75
  5. Step 5: Solve for x
    x = 9,407,150.75/3,529.29
  6. Step 6: Final answer
    x = 2,665.45

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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.