Home / 6,178.21-8,527.52-3,818.97

Finding the Fourth Proportional to 6,178.21, 8,527.52 and 3,818.97

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Solution

The fourth proportional to 6,178.21, 8,527.52 and 3,818.97 is: 5,271.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178.21 : 8,527.52 = 3,818.97 : x
  2. Step 2: Convert to fraction form
    6,178.21/8,527.52 = 3,818.97/x
  3. Step 3: Cross multiply
    6,178.21x = 8,527.52 × 3,818.97
  4. Step 4: Simplify right side
    6,178.21x = 32,566,352.60
  5. Step 5: Solve for x
    x = 32,566,352.60/6,178.21
  6. Step 6: Final answer
    x = 5,271.17

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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.