Home / 3,350.86-5,025.60-1,160.21

Finding the Fourth Proportional to 3,350.86, 5,025.60 and 1,160.21

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Solution

The fourth proportional to 3,350.86, 5,025.60 and 1,160.21 is: 1,740.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.86 : 5,025.60 = 1,160.21 : x
  2. Step 2: Convert to fraction form
    3,350.86/5,025.60 = 1,160.21/x
  3. Step 3: Cross multiply
    3,350.86x = 5,025.60 × 1,160.21
  4. Step 4: Simplify right side
    3,350.86x = 5,830,763.94
  5. Step 5: Solve for x
    x = 5,830,763.94/3,350.86
  6. Step 6: Final answer
    x = 1,740.08

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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.