Home / 3,135.84-4,703.82-1,055.46

Finding the Fourth Proportional to 3,135.84, 4,703.82 and 1,055.46

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Solution

The fourth proportional to 3,135.84, 4,703.82 and 1,055.46 is: 1,583.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.84 : 4,703.82 = 1,055.46 : x
  2. Step 2: Convert to fraction form
    3,135.84/4,703.82 = 1,055.46/x
  3. Step 3: Cross multiply
    3,135.84x = 4,703.82 × 1,055.46
  4. Step 4: Simplify right side
    3,135.84x = 4,964,693.86
  5. Step 5: Solve for x
    x = 4,964,693.86/3,135.84
  6. Step 6: Final answer
    x = 1,583.21

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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.