Home / 3,600.29-5,399.91-1,260.13

Finding the Fourth Proportional to 3,600.29, 5,399.91 and 1,260.13

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Solution

The fourth proportional to 3,600.29, 5,399.91 and 1,260.13 is: 1,890.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.29 : 5,399.91 = 1,260.13 : x
  2. Step 2: Convert to fraction form
    3,600.29/5,399.91 = 1,260.13/x
  3. Step 3: Cross multiply
    3,600.29x = 5,399.91 × 1,260.13
  4. Step 4: Simplify right side
    3,600.29x = 6,804,575.09
  5. Step 5: Solve for x
    x = 6,804,575.09/3,600.29
  6. Step 6: Final answer
    x = 1,890.01

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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.