Home / 4,263.12-6,384.96-4,191.84

Finding the Fourth Proportional to 4,263.12, 6,384.96 and 4,191.84

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Solution

The fourth proportional to 4,263.12, 6,384.96 and 4,191.84 is: 6,278.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.12 : 6,384.96 = 4,191.84 : x
  2. Step 2: Convert to fraction form
    4,263.12/6,384.96 = 4,191.84/x
  3. Step 3: Cross multiply
    4,263.12x = 6,384.96 × 4,191.84
  4. Step 4: Simplify right side
    4,263.12x = 26,764,730.73
  5. Step 5: Solve for x
    x = 26,764,730.73/4,263.12
  6. Step 6: Final answer
    x = 6,278.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.