Home / 6,119.43-8,445.38-3,762.51

Finding the Fourth Proportional to 6,119.43, 8,445.38 and 3,762.51

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Solution

The fourth proportional to 6,119.43, 8,445.38 and 3,762.51 is: 5,192.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.43 : 8,445.38 = 3,762.51 : x
  2. Step 2: Convert to fraction form
    6,119.43/8,445.38 = 3,762.51/x
  3. Step 3: Cross multiply
    6,119.43x = 8,445.38 × 3,762.51
  4. Step 4: Simplify right side
    6,119.43x = 31,775,826.70
  5. Step 5: Solve for x
    x = 31,775,826.70/6,119.43
  6. Step 6: Final answer
    x = 5,192.61

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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.