Home / 3,770.10-5,654.25-1,137.06

Finding the Fourth Proportional to 3,770.10, 5,654.25 and 1,137.06

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Solution

The fourth proportional to 3,770.10, 5,654.25 and 1,137.06 is: 1,705.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.10 : 5,654.25 = 1,137.06 : x
  2. Step 2: Convert to fraction form
    3,770.10/5,654.25 = 1,137.06/x
  3. Step 3: Cross multiply
    3,770.10x = 5,654.25 × 1,137.06
  4. Step 4: Simplify right side
    3,770.10x = 6,429,221.51
  5. Step 5: Solve for x
    x = 6,429,221.51/3,770.10
  6. Step 6: Final answer
    x = 1,705.32

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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.