Home / 3,509.77-5,264.65-1,201.27

Finding the Fourth Proportional to 3,509.77, 5,264.65 and 1,201.27

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Solution

The fourth proportional to 3,509.77, 5,264.65 and 1,201.27 is: 1,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.77 : 5,264.65 = 1,201.27 : x
  2. Step 2: Convert to fraction form
    3,509.77/5,264.65 = 1,201.27/x
  3. Step 3: Cross multiply
    3,509.77x = 5,264.65 × 1,201.27
  4. Step 4: Simplify right side
    3,509.77x = 6,324,239.78
  5. Step 5: Solve for x
    x = 6,324,239.78/3,509.77
  6. Step 6: Final answer
    x = 1,801.90

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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.