Home / 3,770.93-5,654.59-1,690.95

Finding the Fourth Proportional to 3,770.93, 5,654.59 and 1,690.95

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Solution

The fourth proportional to 3,770.93, 5,654.59 and 1,690.95 is: 2,535.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.93 : 5,654.59 = 1,690.95 : x
  2. Step 2: Convert to fraction form
    3,770.93/5,654.59 = 1,690.95/x
  3. Step 3: Cross multiply
    3,770.93x = 5,654.59 × 1,690.95
  4. Step 4: Simplify right side
    3,770.93x = 9,561,628.96
  5. Step 5: Solve for x
    x = 9,561,628.96/3,770.93
  6. Step 6: Final answer
    x = 2,535.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.