Home / 3,657.24-5,486.67-1,708.38

Finding the Fourth Proportional to 3,657.24, 5,486.67 and 1,708.38

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Solution

The fourth proportional to 3,657.24, 5,486.67 and 1,708.38 is: 2,562.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.24 : 5,486.67 = 1,708.38 : x
  2. Step 2: Convert to fraction form
    3,657.24/5,486.67 = 1,708.38/x
  3. Step 3: Cross multiply
    3,657.24x = 5,486.67 × 1,708.38
  4. Step 4: Simplify right side
    3,657.24x = 9,373,317.29
  5. Step 5: Solve for x
    x = 9,373,317.29/3,657.24
  6. Step 6: Final answer
    x = 2,562.95

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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.