Home / 6,318.41-9,477.34-4,253.18

Finding the Fourth Proportional to 6,318.41, 9,477.34 and 4,253.18

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Solution

The fourth proportional to 6,318.41, 9,477.34 and 4,253.18 is: 6,379.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318.41 : 9,477.34 = 4,253.18 : x
  2. Step 2: Convert to fraction form
    6,318.41/9,477.34 = 4,253.18/x
  3. Step 3: Cross multiply
    6,318.41x = 9,477.34 × 4,253.18
  4. Step 4: Simplify right side
    6,318.41x = 40,308,774.92
  5. Step 5: Solve for x
    x = 40,308,774.92/6,318.41
  6. Step 6: Final answer
    x = 6,379.58

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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.