Home / 1,376.24-2,063.40-606.16

Finding the Fourth Proportional to 1,376.24, 2,063.40 and 606.16

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Solution

The fourth proportional to 1,376.24, 2,063.40 and 606.16 is: 908.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376.24 : 2,063.40 = 606.16 : x
  2. Step 2: Convert to fraction form
    1,376.24/2,063.40 = 606.16/x
  3. Step 3: Cross multiply
    1,376.24x = 2,063.40 × 606.16
  4. Step 4: Simplify right side
    1,376.24x = 1,250,750.54
  5. Step 5: Solve for x
    x = 1,250,750.54/1,376.24
  6. Step 6: Final answer
    x = 908.82

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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.