Home / 3,525.06-5,288.73-1,186.20

Finding the Fourth Proportional to 3,525.06, 5,288.73 and 1,186.20

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Solution

The fourth proportional to 3,525.06, 5,288.73 and 1,186.20 is: 1,779.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.06 : 5,288.73 = 1,186.20 : x
  2. Step 2: Convert to fraction form
    3,525.06/5,288.73 = 1,186.20/x
  3. Step 3: Cross multiply
    3,525.06x = 5,288.73 × 1,186.20
  4. Step 4: Simplify right side
    3,525.06x = 6,273,491.53
  5. Step 5: Solve for x
    x = 6,273,491.53/3,525.06
  6. Step 6: Final answer
    x = 1,779.68

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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.