Home / 3,135.04-4,326.48-1,738

Finding the Fourth Proportional to 3,135.04, 4,326.48 and 1,738

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Solution

The fourth proportional to 3,135.04, 4,326.48 and 1,738 is: 2,398.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.04 : 4,326.48 = 1,738 : x
  2. Step 2: Convert to fraction form
    3,135.04/4,326.48 = 1,738/x
  3. Step 3: Cross multiply
    3,135.04x = 4,326.48 × 1,738
  4. Step 4: Simplify right side
    3,135.04x = 7,519,422.24
  5. Step 5: Solve for x
    x = 7,519,422.24/3,135.04
  6. Step 6: Final answer
    x = 2,398.51

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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.