Home / 3,327.17-4,991.30-1,018.13

Finding the Fourth Proportional to 3,327.17, 4,991.30 and 1,018.13

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Solution

The fourth proportional to 3,327.17, 4,991.30 and 1,018.13 is: 1,527.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327.17 : 4,991.30 = 1,018.13 : x
  2. Step 2: Convert to fraction form
    3,327.17/4,991.30 = 1,018.13/x
  3. Step 3: Cross multiply
    3,327.17x = 4,991.30 × 1,018.13
  4. Step 4: Simplify right side
    3,327.17x = 5,081,762.22
  5. Step 5: Solve for x
    x = 5,081,762.22/3,327.17
  6. Step 6: Final answer
    x = 1,527.36

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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.