Home / 3,018.77-4,507.49-2,704.38

Finding the Fourth Proportional to 3,018.77, 4,507.49 and 2,704.38

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Solution

The fourth proportional to 3,018.77, 4,507.49 and 2,704.38 is: 4,038.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.77 : 4,507.49 = 2,704.38 : x
  2. Step 2: Convert to fraction form
    3,018.77/4,507.49 = 2,704.38/x
  3. Step 3: Cross multiply
    3,018.77x = 4,507.49 × 2,704.38
  4. Step 4: Simplify right side
    3,018.77x = 12,189,952.28
  5. Step 5: Solve for x
    x = 12,189,952.28/3,018.77
  6. Step 6: Final answer
    x = 4,038.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.