Home / 6,920.07-9,550.92-4,087.26

Finding the Fourth Proportional to 6,920.07, 9,550.92 and 4,087.26

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Solution

The fourth proportional to 6,920.07, 9,550.92 and 4,087.26 is: 5,641.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920.07 : 9,550.92 = 4,087.26 : x
  2. Step 2: Convert to fraction form
    6,920.07/9,550.92 = 4,087.26/x
  3. Step 3: Cross multiply
    6,920.07x = 9,550.92 × 4,087.26
  4. Step 4: Simplify right side
    6,920.07x = 39,037,093.28
  5. Step 5: Solve for x
    x = 39,037,093.28/6,920.07
  6. Step 6: Final answer
    x = 5,641.14

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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.