Home / 6,186.03-8,539.67-4,145.45

Finding the Fourth Proportional to 6,186.03, 8,539.67 and 4,145.45

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Solution

The fourth proportional to 6,186.03, 8,539.67 and 4,145.45 is: 5,722.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,186.03 : 8,539.67 = 4,145.45 : x
  2. Step 2: Convert to fraction form
    6,186.03/8,539.67 = 4,145.45/x
  3. Step 3: Cross multiply
    6,186.03x = 8,539.67 × 4,145.45
  4. Step 4: Simplify right side
    6,186.03x = 35,400,791.17
  5. Step 5: Solve for x
    x = 35,400,791.17/6,186.03
  6. Step 6: Final answer
    x = 5,722.70

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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.