Home / 4,018.60-6,029.70-1,826.20

Finding the Fourth Proportional to 4,018.60, 6,029.70 and 1,826.20

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Solution

The fourth proportional to 4,018.60, 6,029.70 and 1,826.20 is: 2,740.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.60 : 6,029.70 = 1,826.20 : x
  2. Step 2: Convert to fraction form
    4,018.60/6,029.70 = 1,826.20/x
  3. Step 3: Cross multiply
    4,018.60x = 6,029.70 × 1,826.20
  4. Step 4: Simplify right side
    4,018.60x = 11,011,438.14
  5. Step 5: Solve for x
    x = 11,011,438.14/4,018.60
  6. Step 6: Final answer
    x = 2,740.12

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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.