Home / 3,029.63-4,179.92-1,703.12

Finding the Fourth Proportional to 3,029.63, 4,179.92 and 1,703.12

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Solution

The fourth proportional to 3,029.63, 4,179.92 and 1,703.12 is: 2,349.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.63 : 4,179.92 = 1,703.12 : x
  2. Step 2: Convert to fraction form
    3,029.63/4,179.92 = 1,703.12/x
  3. Step 3: Cross multiply
    3,029.63x = 4,179.92 × 1,703.12
  4. Step 4: Simplify right side
    3,029.63x = 7,118,875.94
  5. Step 5: Solve for x
    x = 7,118,875.94/3,029.63
  6. Step 6: Final answer
    x = 2,349.75

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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.