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Finding the Fourth Proportional to 6,305.80, 9,431.70 and 5,652.40

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Solution

The fourth proportional to 6,305.80, 9,431.70 and 5,652.40 is: 8,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,305.80 : 9,431.70 = 5,652.40 : x
  2. Step 2: Convert to fraction form
    6,305.80/9,431.70 = 5,652.40/x
  3. Step 3: Cross multiply
    6,305.80x = 9,431.70 × 5,652.40
  4. Step 4: Simplify right side
    6,305.80x = 53,311,741.08
  5. Step 5: Solve for x
    x = 53,311,741.08/6,305.80
  6. Step 6: Final answer
    x = 8,454.40

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