Home / 9,631.32-14,420.90-5,004.60

Finding the Fourth Proportional to 9,631.32, 14,420.90 and 5,004.60

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Solution

The fourth proportional to 9,631.32, 14,420.90 and 5,004.60 is: 7,493.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631.32 : 14,420.90 = 5,004.60 : x
  2. Step 2: Convert to fraction form
    9,631.32/14,420.90 = 5,004.60/x
  3. Step 3: Cross multiply
    9,631.32x = 14,420.90 × 5,004.60
  4. Step 4: Simplify right side
    9,631.32x = 72,170,836.14
  5. Step 5: Solve for x
    x = 72,170,836.14/9,631.32
  6. Step 6: Final answer
    x = 7,493.35

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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.