Home / 3,781.70-5,670.93-1,184.84

Finding the Fourth Proportional to 3,781.70, 5,670.93 and 1,184.84

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Solution

The fourth proportional to 3,781.70, 5,670.93 and 1,184.84 is: 1,776.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781.70 : 5,670.93 = 1,184.84 : x
  2. Step 2: Convert to fraction form
    3,781.70/5,670.93 = 1,184.84/x
  3. Step 3: Cross multiply
    3,781.70x = 5,670.93 × 1,184.84
  4. Step 4: Simplify right side
    3,781.70x = 6,719,144.70
  5. Step 5: Solve for x
    x = 6,719,144.70/3,781.70
  6. Step 6: Final answer
    x = 1,776.75

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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.