Home / 6,370.30-8,791.32-3,717.46

Finding the Fourth Proportional to 6,370.30, 8,791.32 and 3,717.46

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Solution

The fourth proportional to 6,370.30, 8,791.32 and 3,717.46 is: 5,130.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.30 : 8,791.32 = 3,717.46 : x
  2. Step 2: Convert to fraction form
    6,370.30/8,791.32 = 3,717.46/x
  3. Step 3: Cross multiply
    6,370.30x = 8,791.32 × 3,717.46
  4. Step 4: Simplify right side
    6,370.30x = 32,681,380.45
  5. Step 5: Solve for x
    x = 32,681,380.45/6,370.30
  6. Step 6: Final answer
    x = 5,130.27

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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.