Home / 3,703.68-5,108.67-2,375.28

Finding the Fourth Proportional to 3,703.68, 5,108.67 and 2,375.28

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Solution

The fourth proportional to 3,703.68, 5,108.67 and 2,375.28 is: 3,276.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.68 : 5,108.67 = 2,375.28 : x
  2. Step 2: Convert to fraction form
    3,703.68/5,108.67 = 2,375.28/x
  3. Step 3: Cross multiply
    3,703.68x = 5,108.67 × 2,375.28
  4. Step 4: Simplify right side
    3,703.68x = 12,134,521.68
  5. Step 5: Solve for x
    x = 12,134,521.68/3,703.68
  6. Step 6: Final answer
    x = 3,276.34

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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.