Home / 1,613.97-2,226.64-1,054.26

Finding the Fourth Proportional to 1,613.97, 2,226.64 and 1,054.26

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Solution

The fourth proportional to 1,613.97, 2,226.64 and 1,054.26 is: 1,454.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613.97 : 2,226.64 = 1,054.26 : x
  2. Step 2: Convert to fraction form
    1,613.97/2,226.64 = 1,054.26/x
  3. Step 3: Cross multiply
    1,613.97x = 2,226.64 × 1,054.26
  4. Step 4: Simplify right side
    1,613.97x = 2,347,457.49
  5. Step 5: Solve for x
    x = 2,347,457.49/1,613.97
  6. Step 6: Final answer
    x = 1,454.46

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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.