Home / 9,349.87-13,999.96-5,647.09

Finding the Fourth Proportional to 9,349.87, 13,999.96 and 5,647.09

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Solution

The fourth proportional to 9,349.87, 13,999.96 and 5,647.09 is: 8,455.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,349.87 : 13,999.96 = 5,647.09 : x
  2. Step 2: Convert to fraction form
    9,349.87/13,999.96 = 5,647.09/x
  3. Step 3: Cross multiply
    9,349.87x = 13,999.96 × 5,647.09
  4. Step 4: Simplify right side
    9,349.87x = 79,059,034.12
  5. Step 5: Solve for x
    x = 79,059,034.12/9,349.87
  6. Step 6: Final answer
    x = 8,455.63

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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.