Home / 3,670.32-5,506.24-1,479.05

Finding the Fourth Proportional to 3,670.32, 5,506.24 and 1,479.05

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Solution

The fourth proportional to 3,670.32, 5,506.24 and 1,479.05 is: 2,218.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.32 : 5,506.24 = 1,479.05 : x
  2. Step 2: Convert to fraction form
    3,670.32/5,506.24 = 1,479.05/x
  3. Step 3: Cross multiply
    3,670.32x = 5,506.24 × 1,479.05
  4. Step 4: Simplify right side
    3,670.32x = 8,144,004.27
  5. Step 5: Solve for x
    x = 8,144,004.27/3,670.32
  6. Step 6: Final answer
    x = 2,218.88

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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.