Home / 3,029.42-4,180.46-1,685.10

Finding the Fourth Proportional to 3,029.42, 4,180.46 and 1,685.10

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Solution

The fourth proportional to 3,029.42, 4,180.46 and 1,685.10 is: 2,325.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.42 : 4,180.46 = 1,685.10 : x
  2. Step 2: Convert to fraction form
    3,029.42/4,180.46 = 1,685.10/x
  3. Step 3: Cross multiply
    3,029.42x = 4,180.46 × 1,685.10
  4. Step 4: Simplify right side
    3,029.42x = 7,044,509.88
  5. Step 5: Solve for x
    x = 7,044,509.88/3,029.42
  6. Step 6: Final answer
    x = 2,325.37

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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.