Home / 6,186.20-8,527.26-4,688.12

Finding the Fourth Proportional to 6,186.20, 8,527.26 and 4,688.12

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Solution

The fourth proportional to 6,186.20, 8,527.26 and 4,688.12 is: 6,462.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,186.20 : 8,527.26 = 4,688.12 : x
  2. Step 2: Convert to fraction form
    6,186.20/8,527.26 = 4,688.12/x
  3. Step 3: Cross multiply
    6,186.20x = 8,527.26 × 4,688.12
  4. Step 4: Simplify right side
    6,186.20x = 39,976,818.15
  5. Step 5: Solve for x
    x = 39,976,818.15/6,186.20
  6. Step 6: Final answer
    x = 6,462.26

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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.