Home / 9,639.58-14,452.98-5,481.55

Finding the Fourth Proportional to 9,639.58, 14,452.98 and 5,481.55

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Solution

The fourth proportional to 9,639.58, 14,452.98 and 5,481.55 is: 8,218.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639.58 : 14,452.98 = 5,481.55 : x
  2. Step 2: Convert to fraction form
    9,639.58/14,452.98 = 5,481.55/x
  3. Step 3: Cross multiply
    9,639.58x = 14,452.98 × 5,481.55
  4. Step 4: Simplify right side
    9,639.58x = 79,224,732.52
  5. Step 5: Solve for x
    x = 79,224,732.52/9,639.58
  6. Step 6: Final answer
    x = 8,218.69

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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.