Home / 3,647.58-5,037.03-3,425.10

Finding the Fourth Proportional to 3,647.58, 5,037.03 and 3,425.10

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Solution

The fourth proportional to 3,647.58, 5,037.03 and 3,425.10 is: 4,729.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.58 : 5,037.03 = 3,425.10 : x
  2. Step 2: Convert to fraction form
    3,647.58/5,037.03 = 3,425.10/x
  3. Step 3: Cross multiply
    3,647.58x = 5,037.03 × 3,425.10
  4. Step 4: Simplify right side
    3,647.58x = 17,252,331.45
  5. Step 5: Solve for x
    x = 17,252,331.45/3,647.58
  6. Step 6: Final answer
    x = 4,729.80

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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.