Home / 3,333.13-4,996.99-1,386.79

Finding the Fourth Proportional to 3,333.13, 4,996.99 and 1,386.79

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Solution

The fourth proportional to 3,333.13, 4,996.99 and 1,386.79 is: 2,079.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.13 : 4,996.99 = 1,386.79 : x
  2. Step 2: Convert to fraction form
    3,333.13/4,996.99 = 1,386.79/x
  3. Step 3: Cross multiply
    3,333.13x = 4,996.99 × 1,386.79
  4. Step 4: Simplify right side
    3,333.13x = 6,929,765.00
  5. Step 5: Solve for x
    x = 6,929,765.00/3,333.13
  6. Step 6: Final answer
    x = 2,079.06

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1.5x scale

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.