Home / 4,018.89-6,029.15-1,423.65

Finding the Fourth Proportional to 4,018.89, 6,029.15 and 1,423.65

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Solution

The fourth proportional to 4,018.89, 6,029.15 and 1,423.65 is: 2,135.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.89 : 6,029.15 = 1,423.65 : x
  2. Step 2: Convert to fraction form
    4,018.89/6,029.15 = 1,423.65/x
  3. Step 3: Cross multiply
    4,018.89x = 6,029.15 × 1,423.65
  4. Step 4: Simplify right side
    4,018.89x = 8,583,399.40
  5. Step 5: Solve for x
    x = 8,583,399.40/4,018.89
  6. Step 6: Final answer
    x = 2,135.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.