Home / 3,135.13-4,326.50-1,737.88

Finding the Fourth Proportional to 3,135.13, 4,326.50 and 1,737.88

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Solution

The fourth proportional to 3,135.13, 4,326.50 and 1,737.88 is: 2,398.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.13 : 4,326.50 = 1,737.88 : x
  2. Step 2: Convert to fraction form
    3,135.13/4,326.50 = 1,737.88/x
  3. Step 3: Cross multiply
    3,135.13x = 4,326.50 × 1,737.88
  4. Step 4: Simplify right side
    3,135.13x = 7,518,907.50
  5. Step 5: Solve for x
    x = 7,518,907.50/3,135.13
  6. Step 6: Final answer
    x = 2,398.28

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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.