Home / 1,633.85-2,253.16-1,074.79

Finding the Fourth Proportional to 1,633.85, 2,253.16 and 1,074.79

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Solution

The fourth proportional to 1,633.85, 2,253.16 and 1,074.79 is: 1,482.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.85 : 2,253.16 = 1,074.79 : x
  2. Step 2: Convert to fraction form
    1,633.85/2,253.16 = 1,074.79/x
  3. Step 3: Cross multiply
    1,633.85x = 2,253.16 × 1,074.79
  4. Step 4: Simplify right side
    1,633.85x = 2,421,668.46
  5. Step 5: Solve for x
    x = 2,421,668.46/1,633.85
  6. Step 6: Final answer
    x = 1,482.19

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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.