Home / 5,721.19-7,895.36-3,237.19

Finding the Fourth Proportional to 5,721.19, 7,895.36 and 3,237.19

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Solution

The fourth proportional to 5,721.19, 7,895.36 and 3,237.19 is: 4,467.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.19 : 7,895.36 = 3,237.19 : x
  2. Step 2: Convert to fraction form
    5,721.19/7,895.36 = 3,237.19/x
  3. Step 3: Cross multiply
    5,721.19x = 7,895.36 × 3,237.19
  4. Step 4: Simplify right side
    5,721.19x = 25,558,756.65
  5. Step 5: Solve for x
    x = 25,558,756.65/5,721.19
  6. Step 6: Final answer
    x = 4,467.39

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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.