Home / 3,369.16-5,054.95-1,178.21

Finding the Fourth Proportional to 3,369.16, 5,054.95 and 1,178.21

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Solution

The fourth proportional to 3,369.16, 5,054.95 and 1,178.21 is: 1,767.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.16 : 5,054.95 = 1,178.21 : x
  2. Step 2: Convert to fraction form
    3,369.16/5,054.95 = 1,178.21/x
  3. Step 3: Cross multiply
    3,369.16x = 5,054.95 × 1,178.21
  4. Step 4: Simplify right side
    3,369.16x = 5,955,792.64
  5. Step 5: Solve for x
    x = 5,955,792.64/3,369.16
  6. Step 6: Final answer
    x = 1,767.74

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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.