Home / 9,199.34-13,800.39-4,269.49

Finding the Fourth Proportional to 9,199.34, 13,800.39 and 4,269.49

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Solution

The fourth proportional to 9,199.34, 13,800.39 and 4,269.49 is: 6,404.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199.34 : 13,800.39 = 4,269.49 : x
  2. Step 2: Convert to fraction form
    9,199.34/13,800.39 = 4,269.49/x
  3. Step 3: Cross multiply
    9,199.34x = 13,800.39 × 4,269.49
  4. Step 4: Simplify right side
    9,199.34x = 58,920,627.10
  5. Step 5: Solve for x
    x = 58,920,627.10/9,199.34
  6. Step 6: Final answer
    x = 6,404.88

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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.