Home / 3,901.43-5,384.33-2,223.06

Finding the Fourth Proportional to 3,901.43, 5,384.33 and 2,223.06

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Solution

The fourth proportional to 3,901.43, 5,384.33 and 2,223.06 is: 3,068.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.43 : 5,384.33 = 2,223.06 : x
  2. Step 2: Convert to fraction form
    3,901.43/5,384.33 = 2,223.06/x
  3. Step 3: Cross multiply
    3,901.43x = 5,384.33 × 2,223.06
  4. Step 4: Simplify right side
    3,901.43x = 11,969,677.53
  5. Step 5: Solve for x
    x = 11,969,677.53/3,901.43
  6. Step 6: Final answer
    x = 3,068.03

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1.5x scale

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.