Home / 9,563.40-14,345.72-2,543.30

Finding the Fourth Proportional to 9,563.40, 14,345.72 and 2,543.30

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Solution

The fourth proportional to 9,563.40, 14,345.72 and 2,543.30 is: 3,815.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,563.40 : 14,345.72 = 2,543.30 : x
  2. Step 2: Convert to fraction form
    9,563.40/14,345.72 = 2,543.30/x
  3. Step 3: Cross multiply
    9,563.40x = 14,345.72 × 2,543.30
  4. Step 4: Simplify right side
    9,563.40x = 36,485,469.68
  5. Step 5: Solve for x
    x = 36,485,469.68/9,563.40
  6. Step 6: Final answer
    x = 3,815.11

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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.