Home / 2,613.44-3,606.72-1,827.20

Finding the Fourth Proportional to 2,613.44, 3,606.72 and 1,827.20

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Solution

The fourth proportional to 2,613.44, 3,606.72 and 1,827.20 is: 2,521.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613.44 : 3,606.72 = 1,827.20 : x
  2. Step 2: Convert to fraction form
    2,613.44/3,606.72 = 1,827.20/x
  3. Step 3: Cross multiply
    2,613.44x = 3,606.72 × 1,827.20
  4. Step 4: Simplify right side
    2,613.44x = 6,590,198.78
  5. Step 5: Solve for x
    x = 6,590,198.78/2,613.44
  6. Step 6: Final answer
    x = 2,521.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.