Home / 3,346.08-5,018.36-1,125.22

Finding the Fourth Proportional to 3,346.08, 5,018.36 and 1,125.22

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Solution

The fourth proportional to 3,346.08, 5,018.36 and 1,125.22 is: 1,687.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.08 : 5,018.36 = 1,125.22 : x
  2. Step 2: Convert to fraction form
    3,346.08/5,018.36 = 1,125.22/x
  3. Step 3: Cross multiply
    3,346.08x = 5,018.36 × 1,125.22
  4. Step 4: Simplify right side
    3,346.08x = 5,646,759.04
  5. Step 5: Solve for x
    x = 5,646,759.04/3,346.08
  6. Step 6: Final answer
    x = 1,687.57

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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.