Home / 5,308.58-7,955.32-3,910.93

Finding the Fourth Proportional to 5,308.58, 7,955.32 and 3,910.93

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Solution

The fourth proportional to 5,308.58, 7,955.32 and 3,910.93 is: 5,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.58 : 7,955.32 = 3,910.93 : x
  2. Step 2: Convert to fraction form
    5,308.58/7,955.32 = 3,910.93/x
  3. Step 3: Cross multiply
    5,308.58x = 7,955.32 × 3,910.93
  4. Step 4: Simplify right side
    5,308.58x = 31,112,669.98
  5. Step 5: Solve for x
    x = 31,112,669.98/5,308.58
  6. Step 6: Final answer
    x = 5,860.82

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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.