Home / 3,025.84-4,175.76-1,699.80

Finding the Fourth Proportional to 3,025.84, 4,175.76 and 1,699.80

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Solution

The fourth proportional to 3,025.84, 4,175.76 and 1,699.80 is: 2,345.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.84 : 4,175.76 = 1,699.80 : x
  2. Step 2: Convert to fraction form
    3,025.84/4,175.76 = 1,699.80/x
  3. Step 3: Cross multiply
    3,025.84x = 4,175.76 × 1,699.80
  4. Step 4: Simplify right side
    3,025.84x = 7,097,956.85
  5. Step 5: Solve for x
    x = 7,097,956.85/3,025.84
  6. Step 6: Final answer
    x = 2,345.78

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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.