Home / 1,026.05-1,415.77-606.37

Finding the Fourth Proportional to 1,026.05, 1,415.77 and 606.37

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Solution

The fourth proportional to 1,026.05, 1,415.77 and 606.37 is: 836.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026.05 : 1,415.77 = 606.37 : x
  2. Step 2: Convert to fraction form
    1,026.05/1,415.77 = 606.37/x
  3. Step 3: Cross multiply
    1,026.05x = 1,415.77 × 606.37
  4. Step 4: Simplify right side
    1,026.05x = 858,480.45
  5. Step 5: Solve for x
    x = 858,480.45/1,026.05
  6. Step 6: Final answer
    x = 836.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.