Home / 9,627.21-14,438.79-3,702.21

Finding the Fourth Proportional to 9,627.21, 14,438.79 and 3,702.21

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Solution

The fourth proportional to 9,627.21, 14,438.79 and 3,702.21 is: 5,552.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,627.21 : 14,438.79 = 3,702.21 : x
  2. Step 2: Convert to fraction form
    9,627.21/14,438.79 = 3,702.21/x
  3. Step 3: Cross multiply
    9,627.21x = 14,438.79 × 3,702.21
  4. Step 4: Simplify right side
    9,627.21x = 53,455,432.73
  5. Step 5: Solve for x
    x = 53,455,432.73/9,627.21
  6. Step 6: Final answer
    x = 5,552.54

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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.