Home / 3,018.69-4,529.34-1,459.86

Finding the Fourth Proportional to 3,018.69, 4,529.34 and 1,459.86

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Solution

The fourth proportional to 3,018.69, 4,529.34 and 1,459.86 is: 2,190.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.69 : 4,529.34 = 1,459.86 : x
  2. Step 2: Convert to fraction form
    3,018.69/4,529.34 = 1,459.86/x
  3. Step 3: Cross multiply
    3,018.69x = 4,529.34 × 1,459.86
  4. Step 4: Simplify right side
    3,018.69x = 6,612,199.28
  5. Step 5: Solve for x
    x = 6,612,199.28/3,018.69
  6. Step 6: Final answer
    x = 2,190.42

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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.