Home / 6,185.63-8,536.17-3,391.13

Finding the Fourth Proportional to 6,185.63, 8,536.17 and 3,391.13

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Solution

The fourth proportional to 6,185.63, 8,536.17 and 3,391.13 is: 4,679.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,185.63 : 8,536.17 = 3,391.13 : x
  2. Step 2: Convert to fraction form
    6,185.63/8,536.17 = 3,391.13/x
  3. Step 3: Cross multiply
    6,185.63x = 8,536.17 × 3,391.13
  4. Step 4: Simplify right side
    6,185.63x = 28,947,219.49
  5. Step 5: Solve for x
    x = 28,947,219.49/6,185.63
  6. Step 6: Final answer
    x = 4,679.76

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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.