Home / 1,613.07-2,226.38-1,023.49

Finding the Fourth Proportional to 1,613.07, 2,226.38 and 1,023.49

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Solution

The fourth proportional to 1,613.07, 2,226.38 and 1,023.49 is: 1,412.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613.07 : 2,226.38 = 1,023.49 : x
  2. Step 2: Convert to fraction form
    1,613.07/2,226.38 = 1,023.49/x
  3. Step 3: Cross multiply
    1,613.07x = 2,226.38 × 1,023.49
  4. Step 4: Simplify right side
    1,613.07x = 2,278,677.67
  5. Step 5: Solve for x
    x = 2,278,677.67/1,613.07
  6. Step 6: Final answer
    x = 1,412.63

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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.