Home / 2,733.12-3,770.42-1,613.30

Finding the Fourth Proportional to 2,733.12, 3,770.42 and 1,613.30

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Solution

The fourth proportional to 2,733.12, 3,770.42 and 1,613.30 is: 2,225.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.12 : 3,770.42 = 1,613.30 : x
  2. Step 2: Convert to fraction form
    2,733.12/3,770.42 = 1,613.30/x
  3. Step 3: Cross multiply
    2,733.12x = 3,770.42 × 1,613.30
  4. Step 4: Simplify right side
    2,733.12x = 6,082,803.77
  5. Step 5: Solve for x
    x = 6,082,803.77/2,733.12
  6. Step 6: Final answer
    x = 2,225.59

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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.