Home / 3,101.84-4,652.76-1,370.12

Finding the Fourth Proportional to 3,101.84, 4,652.76 and 1,370.12

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Solution

The fourth proportional to 3,101.84, 4,652.76 and 1,370.12 is: 2,055.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.84 : 4,652.76 = 1,370.12 : x
  2. Step 2: Convert to fraction form
    3,101.84/4,652.76 = 1,370.12/x
  3. Step 3: Cross multiply
    3,101.84x = 4,652.76 × 1,370.12
  4. Step 4: Simplify right side
    3,101.84x = 6,374,839.53
  5. Step 5: Solve for x
    x = 6,374,839.53/3,101.84
  6. Step 6: Final answer
    x = 2,055.18

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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.