Home / 6,318.96-9,478.78-2,423.06

Finding the Fourth Proportional to 6,318.96, 9,478.78 and 2,423.06

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Solution

The fourth proportional to 6,318.96, 9,478.78 and 2,423.06 is: 3,634.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318.96 : 9,478.78 = 2,423.06 : x
  2. Step 2: Convert to fraction form
    6,318.96/9,478.78 = 2,423.06/x
  3. Step 3: Cross multiply
    6,318.96x = 9,478.78 × 2,423.06
  4. Step 4: Simplify right side
    6,318.96x = 22,967,652.67
  5. Step 5: Solve for x
    x = 22,967,652.67/6,318.96
  6. Step 6: Final answer
    x = 3,634.72

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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.