Home / 7,550.31-10,419.09-4,193.35

Finding the Fourth Proportional to 7,550.31, 10,419.09 and 4,193.35

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Solution

The fourth proportional to 7,550.31, 10,419.09 and 4,193.35 is: 5,786.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.31 : 10,419.09 = 4,193.35 : x
  2. Step 2: Convert to fraction form
    7,550.31/10,419.09 = 4,193.35/x
  3. Step 3: Cross multiply
    7,550.31x = 10,419.09 × 4,193.35
  4. Step 4: Simplify right side
    7,550.31x = 43,690,849.28
  5. Step 5: Solve for x
    x = 43,690,849.28/7,550.31
  6. Step 6: Final answer
    x = 5,786.63

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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.