Home / 5,738.67-7,930.24-4,887.79

Finding the Fourth Proportional to 5,738.67, 7,930.24 and 4,887.79

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Solution

The fourth proportional to 5,738.67, 7,930.24 and 4,887.79 is: 6,754.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,738.67 : 7,930.24 = 4,887.79 : x
  2. Step 2: Convert to fraction form
    5,738.67/7,930.24 = 4,887.79/x
  3. Step 3: Cross multiply
    5,738.67x = 7,930.24 × 4,887.79
  4. Step 4: Simplify right side
    5,738.67x = 38,761,315.72
  5. Step 5: Solve for x
    x = 38,761,315.72/5,738.67
  6. Step 6: Final answer
    x = 6,754.41

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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.