Home / 5,105.97-7,033.67-4,347.31

Finding the Fourth Proportional to 5,105.97, 7,033.67 and 4,347.31

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Solution

The fourth proportional to 5,105.97, 7,033.67 and 4,347.31 is: 5,988.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105.97 : 7,033.67 = 4,347.31 : x
  2. Step 2: Convert to fraction form
    5,105.97/7,033.67 = 4,347.31/x
  3. Step 3: Cross multiply
    5,105.97x = 7,033.67 × 4,347.31
  4. Step 4: Simplify right side
    5,105.97x = 30,577,533.06
  5. Step 5: Solve for x
    x = 30,577,533.06/5,105.97
  6. Step 6: Final answer
    x = 5,988.58

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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.