Home / 5,162.64-7,744.32-1,604.28

Finding the Fourth Proportional to 5,162.64, 7,744.32 and 1,604.28

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Solution

The fourth proportional to 5,162.64, 7,744.32 and 1,604.28 is: 2,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.64 : 7,744.32 = 1,604.28 : x
  2. Step 2: Convert to fraction form
    5,162.64/7,744.32 = 1,604.28/x
  3. Step 3: Cross multiply
    5,162.64x = 7,744.32 × 1,604.28
  4. Step 4: Simplify right side
    5,162.64x = 12,424,059.69
  5. Step 5: Solve for x
    x = 12,424,059.69/5,162.64
  6. Step 6: Final answer
    x = 2,406.53

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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.