Home / 3,774.51-5,661.14-1,176.75

Finding the Fourth Proportional to 3,774.51, 5,661.14 and 1,176.75

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Solution

The fourth proportional to 3,774.51, 5,661.14 and 1,176.75 is: 1,764.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.51 : 5,661.14 = 1,176.75 : x
  2. Step 2: Convert to fraction form
    3,774.51/5,661.14 = 1,176.75/x
  3. Step 3: Cross multiply
    3,774.51x = 5,661.14 × 1,176.75
  4. Step 4: Simplify right side
    3,774.51x = 6,661,740.61
  5. Step 5: Solve for x
    x = 6,661,740.61/3,774.51
  6. Step 6: Final answer
    x = 1,764.93

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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.