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Finding the Fourth Proportional to 3,369.56, 4,650.86 and 3,037.40

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Solution

The fourth proportional to 3,369.56, 4,650.86 and 3,037.40 is: 4,192.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.56 : 4,650.86 = 3,037.40 : x
  2. Step 2: Convert to fraction form
    3,369.56/4,650.86 = 3,037.40/x
  3. Step 3: Cross multiply
    3,369.56x = 4,650.86 × 3,037.40
  4. Step 4: Simplify right side
    3,369.56x = 14,126,522.16
  5. Step 5: Solve for x
    x = 14,126,522.16/3,369.56
  6. Step 6: Final answer
    x = 4,192.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.