Home / 3,018.50-4,165.77-1,776.74

Finding the Fourth Proportional to 3,018.50, 4,165.77 and 1,776.74

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Solution

The fourth proportional to 3,018.50, 4,165.77 and 1,776.74 is: 2,452.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.50 : 4,165.77 = 1,776.74 : x
  2. Step 2: Convert to fraction form
    3,018.50/4,165.77 = 1,776.74/x
  3. Step 3: Cross multiply
    3,018.50x = 4,165.77 × 1,776.74
  4. Step 4: Simplify right side
    3,018.50x = 7,401,490.19
  5. Step 5: Solve for x
    x = 7,401,490.19/3,018.50
  6. Step 6: Final answer
    x = 2,452.04

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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.