Home / 9,518.31-14,255.91-4,591.47

Finding the Fourth Proportional to 9,518.31, 14,255.91 and 4,591.47

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Solution

The fourth proportional to 9,518.31, 14,255.91 and 4,591.47 is: 6,876.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,518.31 : 14,255.91 = 4,591.47 : x
  2. Step 2: Convert to fraction form
    9,518.31/14,255.91 = 4,591.47/x
  3. Step 3: Cross multiply
    9,518.31x = 14,255.91 × 4,591.47
  4. Step 4: Simplify right side
    9,518.31x = 65,455,583.09
  5. Step 5: Solve for x
    x = 65,455,583.09/9,518.31
  6. Step 6: Final answer
    x = 6,876.81

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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.