Home / 3,025.50-4,174.88-1,699.36

Finding the Fourth Proportional to 3,025.50, 4,174.88 and 1,699.36

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Solution

The fourth proportional to 3,025.50, 4,174.88 and 1,699.36 is: 2,344.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.50 : 4,174.88 = 1,699.36 : x
  2. Step 2: Convert to fraction form
    3,025.50/4,174.88 = 1,699.36/x
  3. Step 3: Cross multiply
    3,025.50x = 4,174.88 × 1,699.36
  4. Step 4: Simplify right side
    3,025.50x = 7,094,624.08
  5. Step 5: Solve for x
    x = 7,094,624.08/3,025.50
  6. Step 6: Final answer
    x = 2,344.94

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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.