Home / 2,613.19-3,606.21-1,418.17

Finding the Fourth Proportional to 2,613.19, 3,606.21 and 1,418.17

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Solution

The fourth proportional to 2,613.19, 3,606.21 and 1,418.17 is: 1,957.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613.19 : 3,606.21 = 1,418.17 : x
  2. Step 2: Convert to fraction form
    2,613.19/3,606.21 = 1,418.17/x
  3. Step 3: Cross multiply
    2,613.19x = 3,606.21 × 1,418.17
  4. Step 4: Simplify right side
    2,613.19x = 5,114,218.21
  5. Step 5: Solve for x
    x = 5,114,218.21/2,613.19
  6. Step 6: Final answer
    x = 1,957.08

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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.