Home / 3,025.29-4,174.90-1,699.42

Finding the Fourth Proportional to 3,025.29, 4,174.90 and 1,699.42

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Solution

The fourth proportional to 3,025.29, 4,174.90 and 1,699.42 is: 2,345.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.29 : 4,174.90 = 1,699.42 : x
  2. Step 2: Convert to fraction form
    3,025.29/4,174.90 = 1,699.42/x
  3. Step 3: Cross multiply
    3,025.29x = 4,174.90 × 1,699.42
  4. Step 4: Simplify right side
    3,025.29x = 7,094,908.56
  5. Step 5: Solve for x
    x = 7,094,908.56/3,025.29
  6. Step 6: Final answer
    x = 2,345.20

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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.