Home / 3,776.40-5,664.60-2,523.60

Finding the Fourth Proportional to 3,776.40, 5,664.60 and 2,523.60

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Solution

The fourth proportional to 3,776.40, 5,664.60 and 2,523.60 is: 3,785.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.40 : 5,664.60 = 2,523.60 : x
  2. Step 2: Convert to fraction form
    3,776.40/5,664.60 = 2,523.60/x
  3. Step 3: Cross multiply
    3,776.40x = 5,664.60 × 2,523.60
  4. Step 4: Simplify right side
    3,776.40x = 14,295,184.56
  5. Step 5: Solve for x
    x = 14,295,184.56/3,776.40
  6. Step 6: Final answer
    x = 3,785.40

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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.