Home / 9,459.32-14,169.84-4,772.79

Finding the Fourth Proportional to 9,459.32, 14,169.84 and 4,772.79

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Solution

The fourth proportional to 9,459.32, 14,169.84 and 4,772.79 is: 7,149.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.32 : 14,169.84 = 4,772.79 : x
  2. Step 2: Convert to fraction form
    9,459.32/14,169.84 = 4,772.79/x
  3. Step 3: Cross multiply
    9,459.32x = 14,169.84 × 4,772.79
  4. Step 4: Simplify right side
    9,459.32x = 67,629,652.76
  5. Step 5: Solve for x
    x = 67,629,652.76/9,459.32
  6. Step 6: Final answer
    x = 7,149.53

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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.