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Finding the Fourth Proportional to 9,007.62, 13,503.22 and 4,074.57

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Solution

The fourth proportional to 9,007.62, 13,503.22 and 4,074.57 is: 6,108.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007.62 : 13,503.22 = 4,074.57 : x
  2. Step 2: Convert to fraction form
    9,007.62/13,503.22 = 4,074.57/x
  3. Step 3: Cross multiply
    9,007.62x = 13,503.22 × 4,074.57
  4. Step 4: Simplify right side
    9,007.62x = 55,019,827.85
  5. Step 5: Solve for x
    x = 55,019,827.85/9,007.62
  6. Step 6: Final answer
    x = 6,108.14

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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.