Home / 3,703.70-5,555.35-1,238.26

Finding the Fourth Proportional to 3,703.70, 5,555.35 and 1,238.26

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Solution

The fourth proportional to 3,703.70, 5,555.35 and 1,238.26 is: 1,857.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.70 : 5,555.35 = 1,238.26 : x
  2. Step 2: Convert to fraction form
    3,703.70/5,555.35 = 1,238.26/x
  3. Step 3: Cross multiply
    3,703.70x = 5,555.35 × 1,238.26
  4. Step 4: Simplify right side
    3,703.70x = 6,878,967.69
  5. Step 5: Solve for x
    x = 6,878,967.69/3,703.70
  6. Step 6: Final answer
    x = 1,857.32

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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.