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Finding the Fourth Proportional to 2,613.48, 3,600.48 and 1,949.08

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Solution

The fourth proportional to 2,613.48, 3,600.48 and 1,949.08 is: 2,685.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613.48 : 3,600.48 = 1,949.08 : x
  2. Step 2: Convert to fraction form
    2,613.48/3,600.48 = 1,949.08/x
  3. Step 3: Cross multiply
    2,613.48x = 3,600.48 × 1,949.08
  4. Step 4: Simplify right side
    2,613.48x = 7,017,623.56
  5. Step 5: Solve for x
    x = 7,017,623.56/2,613.48
  6. Step 6: Final answer
    x = 2,685.16

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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.