Home / 3,440.28-5,162.46-1,465.80

Finding the Fourth Proportional to 3,440.28, 5,162.46 and 1,465.80

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Solution

The fourth proportional to 3,440.28, 5,162.46 and 1,465.80 is: 2,199.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.28 : 5,162.46 = 1,465.80 : x
  2. Step 2: Convert to fraction form
    3,440.28/5,162.46 = 1,465.80/x
  3. Step 3: Cross multiply
    3,440.28x = 5,162.46 × 1,465.80
  4. Step 4: Simplify right side
    3,440.28x = 7,567,133.87
  5. Step 5: Solve for x
    x = 7,567,133.87/3,440.28
  6. Step 6: Final answer
    x = 2,199.57

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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.