Home / 3,259.42-4,886.08-1,178.12

Finding the Fourth Proportional to 3,259.42, 4,886.08 and 1,178.12

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Solution

The fourth proportional to 3,259.42, 4,886.08 and 1,178.12 is: 1,766.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.42 : 4,886.08 = 1,178.12 : x
  2. Step 2: Convert to fraction form
    3,259.42/4,886.08 = 1,178.12/x
  3. Step 3: Cross multiply
    3,259.42x = 4,886.08 × 1,178.12
  4. Step 4: Simplify right side
    3,259.42x = 5,756,388.57
  5. Step 5: Solve for x
    x = 5,756,388.57/3,259.42
  6. Step 6: Final answer
    x = 1,766.08

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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.