Home / 3,018.17-4,165.25-1,759.22

Finding the Fourth Proportional to 3,018.17, 4,165.25 and 1,759.22

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Solution

The fourth proportional to 3,018.17, 4,165.25 and 1,759.22 is: 2,427.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.17 : 4,165.25 = 1,759.22 : x
  2. Step 2: Convert to fraction form
    3,018.17/4,165.25 = 1,759.22/x
  3. Step 3: Cross multiply
    3,018.17x = 4,165.25 × 1,759.22
  4. Step 4: Simplify right side
    3,018.17x = 7,327,561.48
  5. Step 5: Solve for x
    x = 7,327,561.48/3,018.17
  6. Step 6: Final answer
    x = 2,427.82

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1.5x scale

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.