Home / 3,735.21-5,602.82-1,138.13

Finding the Fourth Proportional to 3,735.21, 5,602.82 and 1,138.13

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Solution

The fourth proportional to 3,735.21, 5,602.82 and 1,138.13 is: 1,707.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,735.21 : 5,602.82 = 1,138.13 : x
  2. Step 2: Convert to fraction form
    3,735.21/5,602.82 = 1,138.13/x
  3. Step 3: Cross multiply
    3,735.21x = 5,602.82 × 1,138.13
  4. Step 4: Simplify right side
    3,735.21x = 6,376,703.82
  5. Step 5: Solve for x
    x = 6,376,703.82/3,735.21
  6. Step 6: Final answer
    x = 1,707.19

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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.