Home / 3,650.13-5,477.42-1,458.68

Finding the Fourth Proportional to 3,650.13, 5,477.42 and 1,458.68

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Solution

The fourth proportional to 3,650.13, 5,477.42 and 1,458.68 is: 2,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.13 : 5,477.42 = 1,458.68 : x
  2. Step 2: Convert to fraction form
    3,650.13/5,477.42 = 1,458.68/x
  3. Step 3: Cross multiply
    3,650.13x = 5,477.42 × 1,458.68
  4. Step 4: Simplify right side
    3,650.13x = 7,989,768.33
  5. Step 5: Solve for x
    x = 7,989,768.33/3,650.13
  6. Step 6: Final answer
    x = 2,188.90

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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.