Home / 5,488.29-7,571.93-3,809.25

Finding the Fourth Proportional to 5,488.29, 7,571.93 and 3,809.25

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Solution

The fourth proportional to 5,488.29, 7,571.93 and 3,809.25 is: 5,255.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.29 : 7,571.93 = 3,809.25 : x
  2. Step 2: Convert to fraction form
    5,488.29/7,571.93 = 3,809.25/x
  3. Step 3: Cross multiply
    5,488.29x = 7,571.93 × 3,809.25
  4. Step 4: Simplify right side
    5,488.29x = 28,843,355.31
  5. Step 5: Solve for x
    x = 28,843,355.31/5,488.29
  6. Step 6: Final answer
    x = 5,255.44

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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.